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UPSC IES/ ESE 2019 Solutions (Prelims Exam)General Studies(GS) Paper1
1. A committee of 4 is to be formed from among
4 girls and 5 boys. What is the probability
that the committee will have number of boys
less than number of girls?
(A)2/9 (B)4/9 (C)4/5 (D)1/6
Ans:(D)
2. The solution of initial value problem:
$\frac { \partial \mathrm { u } } { \partial \mathrm { x } } = 2 \frac { \partial \mathrm { u } } { \partial \mathrm { t } } + \mathrm { u } ,$ where $\mathrm { u } ( \mathrm { x } , 0 ) = 6 \mathrm { e } ^ { - 3 \mathrm { x } }$ is
(A) $u = 6 e ^ { - 3 x + 1 }$
(B) $u = 6 e ^ { - ( 2 x + 2 t ) }$
(C) $u = 6 e ^ { - ( 3 x + 2 t ) }$
(D) $u = 6 e ^ { - ( 3 x - 2 t ) }$
ans:c
3. Polar form of the Cauchy-Riemann equations
is
(A) $\frac { \partial \mathrm { u } } { \partial \mathrm { r } } = \mathrm { r } \frac { \partial \mathrm { v } } { \partial \theta }$ and $\frac { \partial \mathrm { v } } { \partial \mathrm { r } } = - \mathrm { r } \frac { \partial \mathrm { u } } { \partial \theta }$
(B) $\frac { \partial \mathrm { u } } { \partial \mathrm { r } } = \frac { 1 } { \mathrm { r } } \frac { \partial \mathrm { v } } { \partial \theta }$ and $\frac { \partial \mathrm { v } } { \partial \mathrm { r } } = - \frac { 1 } { \mathrm { r } } \frac { \partial \mathrm { u } } { \partial \theta }$
(C) $\frac { \partial \mathrm { u } } { \partial \mathrm { r } } = \frac { 1 } { \mathrm { r } } \frac { \partial \mathrm { v } } { \partial \theta }$ and $\frac { \partial \mathrm { v } } { \partial \mathrm { r } } = - \mathrm { r } \frac { \partial \mathrm { u } } { \partial \theta }$
(D) $\frac { \partial \mathrm { u } } { \partial \mathrm { r } } = \mathrm { r } \frac { \partial \mathrm { v } } { \partial \theta }$ and $\frac { \partial \mathrm { v } } { \partial \mathrm { r } } = - \frac { 1 } { \mathrm { r } } \frac { \partial \mathrm { u } } { \partial \theta }$
Ans:B
4. If $\mathrm { f } ( \mathrm { z } )$ has a pole of order n at $z = \mathrm { a } ,$ then
Residue of function $\mathrm { f } ( \mathrm { z } )$ at a is
(A) Res $\mathrm { f } ( \mathrm { a } ) =$ $\frac { 1 } { ( n ) ! } \left\{ \frac { d ^ { n - 1 } } { d z ^ { n - 1 } } \left( ( z - a ) ^ { n - 1 } f ( z ) \right) \right\} _ { x = a }$
(B) Res $\mathrm { f } ( \mathrm { a } ) =$ $\frac { 1 } { ( n - 1 ) ! } \left\{ \frac { d ^ { n - 1 } } { d z ^ { n - 1 } } \left( ( z - a ) ^ { n - 1 } f ( z ) \right) \right\} _ { z = a }$
$( \mathrm { C } ) \operatorname { Res } \mathrm { f } ( \mathrm { a } ) =$ $\frac { 1 } { ( n ) ! } \left\{ \frac { d ^ { n - 1 } } { d z ^ { n - 1 } } \left( ( z - a ) ^ { n } f ( z ) \right) \right\} _ { x = 0 }$
(D) Res $f ( a ) =$ $\frac { 1 } { ( n - 1 ) ! } \left\{ \frac { d ^ { n - 1 } } { d z ^ { n - 1 } } \left( ( z - a ) ^ { n } f ( z ) \right) \right\} _ { z = a }$
Ans:(D)
5.Consider following diagram: AC is a diameter
of the large circle and AB=BC.
The ratio of areas of the large circle to the
small circle of a square is
(A) $4 : 1$
(B) $1 : 4$
(C) $2 : 1$
(D) $1 : 2$
Ans:(C)
6. Which term refers to a single person having
authority to oversee all aspects of a product's
production scheduling, inventory, dislocation
and sales?
(A) Project management
(B) Product management
(C) Commercial management
(D) Venture management
Ans: (B)
7. The lowest Eigen value of the $2 \times 2$ matrix
$\left[ \begin{array} { c c } { 4 } & { 2 } \\ { 1 } & { 3 } \end{array} \right]$ is
(A) 1
(B) 2
(C) 3
(D) 5
Ans:(B)
8. Consider the following statements:
1. Mobile cranes are sophisticated machines
which are designed for lifting efficiently
2. Mobile cranes are a versatile and reliable
means of lifting on site
Which of the above statements is/are correct?
(A) 1 only
(B) 2 only
(C) Both 1 and 2
(D) Neither 1 nor 2
Ans: (B)
9. Which of the following statements are correct
for portable step-ladders?
1. Used on working platforms to gain height
above the protected edge
2. Used in the fully opened position
3. Should be of a length that ensures a
person's feet are not positioned any
higher than the second top rung
Select the correct answer using the codes
given below:
(A) 2 and 3 only
(B) 1 and 3 only
(C) 1 and 2 only
(D) 1, 2 and 3
Ans: (D)
10. Consider the following Repeat Unit Structure:
What is polymer?
(A) Poly(amide-imide)
(B) Polyacrylonitrile
(C) Polybutadiene
(D) Polyethylene
Ans:(B)
11. Which of the following measures is/are
correct for using Mobile Equipment Working
Platform (MEWP)?
1. Tyres are properly inflated and air filled
2. SWL to be marked in platforms as
identification for carrying loads
(A) 1 only
(B) 2 only
(C) Both 1 and 2
(D) Neither 1 nor 2
Ans: (C)
12. Ozone layer present in the atmosphere
protects life on earth by not permitting
harmful radiations present in the sunlight to
penetrate through it. Ozone layer is formed
by the reaction of
(A) Chlorofluorocarbons (CFCs) on oxygen
(O2)
(B) Chlorine (Cl) on oxygen (O2)
(C) Solar Ultraviolet rays on Oxygen (O2)
(D) Chlorine nitrate (ClNO3) on oxygen (O2)
Ans: (C)
13. The insert command is used in 'Auto CAD to
insert
(A) Objects in the current life
(B) Objects in any life
(C) Blocks in any drawing file
(D) Blocks and wblocks in the current
drawing
Ans: (D)
14. A cone resting on its base in horizontal plane
(HP) is cut by a plane inclined to the axis and
parallel to one of its generators, the sectional
view will be
(A) Ellipse
(B) Parabola
(C) Hyperbola
(D) Circle
Ans: (B)
15. Consider the following components:
1. Knowledge of psychology
2. Knowledge of the theory of variation
3. Knowledge of process
4. Knowledge of the system and the theory
of optimization
Which of the above components comprise the
basis of Deming’s Systems of Profound
Knowledge?
(A) 1, 2 and 3 only
(B) 1, 3 and 4 only
(C) 1, 2 and 4 only
(D) 2, 3 and 4 only
Ans: (A)
16. Consider the following statements:
1. Greenfield Privatization or Incremental
Privatization denotes encouragement to
private sector in areas hitherto reserved
for Public Enterprises
2. Cold Privatization refers to measures
taken to distance Public Enterprises from
the Government
Which of the above statements is/are correct?
(A) 1 only
(B) 2 only
(C) Both 1 and 2
(D) Neither 1 nor 2
Ans: (A)
17. Which of the following steps are involved in
the product improvement cycle?
1. Sell it in the market
2. Determine quality of performance
3. Design the product based on customer
needs
4. Test it in the laboratory
Select the correct answer using the codes
given below:
(A) 1 and 3 only
(B) 2 and 4 only
(C) 1, 3 and 4 only
(D) 1, 2, 3 and 4
Ans: (D)
18. Who is responsible for establishing,
documenting and maintaining procedures for
post-production handling functions such as
storage, packaging and delivery?
(A) Production Manager
(B) Marketing Manager
(C) Vendor
(D) Quality Supervisor
Ans: (C)
19. A unit produces packing boxes. Out of hourly
production of 4,000 boxes, 20 were found to
be non-conforming. If the inspector randomly
chooses a box from an hour's production, the
probability of it being non-conforming is
(A) 0.02
(B) 0.10
(C) 0.005
(D) 0.05
Ans: (C)
20. Which of the following are relevant factors
regarding quality in service sector?
1. Timeliness of service
2. Customer participation
3. Company personnel motivation
4. Company culture
Select the correct answer using the codes
given below:
(A) 1, 3 and 4 only
(B) 1, 2 and 3 only
(C) 1, 2, 3 and 4
(D) 2, 3 and 4 only
Ans: (C)
21. Which one of the following is a viable
alternative to term-loans and are instruments
for raising debt finance by large publicly
traded firms?
(A) Shares
(B) Debentures
(C) Asset loans
(D) Gold loans
Ans: (B)
22. Which one of the following makes the design,
assembly and operation of complex systems
feasible and practical?
(A) System Architecture
(B) Modularization
(C) Standardization
(D) Composition
Ans: (B)
23. Which one of the following schedules shows
the specific activities necessary to complete
an activity or work package?
(A) Project schedule
(B) Master schedule
(C) Task schedule
(D) Internal schedule
Ans: (A)
24. In stable ceramic crystal structure, a cation is
surrounded by three anions in the form of a
planar equilateral triangle. The ratio of the
cation-anion radius for the crystal is nearly
(A) 0.16
(B) 0.24
(C) 0.32
(D) 0.41
Ans: (A)
25. During tensile testing of a material, if cross sectional area of the specimen is doubled, the
load required to produce the same elongation
shall be
(A) Double
(B) Half
(C) Same
(D) Four times
Ans: (A)
26. When two or more chemically different
monomers are polymerized to form a cross
link polymer along with some byproduct such
as water, the process is known as
(A) Crystallographic Polymerization
(B) Addition polymerization
(C) Copolymerization
(D) Condensation polymerization
Ans: (D)
27. The number of atoms per unit length whose
centres lie on the direction vector for a
specific crystallographic direction is called
(A) Linear density
(B) Theoretical density
(C) Atomic density
(D) Avogadro number
Ans: (A)
28. Which of the following features of atoms
determine the degree to which the solute
atoms dissolve in the solvent atoms?
1. Atomic size factor
2. Crystal structure
3. Electronegativity
(A) 1 and 2 only
(B) 1 and 3 only
(C) 2 and 3 only
(D) 1, 2 and 3
Ans: (D)
29. A state for ionic compounds wherein there is
the exact ratio of cations to anions as
predicted by the chemical formula is
(A) Electroneutrality
(B) Stoichiometry
(C) Equiliometry
(D) Frankel defect
Ans: (B)
30. The capacity of a material to absorb energy
when it is deformed elastically and then, upon
unloading, to have this energy recovered is
called
(A) Ductility
(B) Tensile strength
(C) Elasticity
(D) Resilience
Ans: (D)
31. In which one of the following phase
transformations, there are no compositional
alternations?
(A) Incongruent transformations
(B) Congruent transformations
(C) Non-equilibrium transformations
(D) Equilibrium transformations
Ans: (B)
32. In a simple cubic structure, atomic power
factor is nearly
(A) 0.9
(B) 0.7
(C) 0.5
(D) 0.3
Ans: (C)
33. Which of the following are the advantages of
coding audiovisual objects?
1. It allows interaction with the content
2. It improves reusability and coding the
content
3. It allows content-based scalability
(A) 1 and 2 only
(B) 1 and 3 only
(C) 2 and 3 only
(D) 1, 2 and 3
Ans: (D)
34. The transmission of real-time streams across
networks uses Bandwidth Allocation
Mechanism (BAM), which is based on
(A) Stream peak rate
(B) Bucket rate
(C) Token bucket depth
(D) Packet size
Ans: (D)
35. The quality of service provided in a computer
network is
(A) Presentation layer issue
(B) Session layer issue
(C) Network layer issue
(D) Data link layer issue
Ans: (D)
36. The Pre-echo PE distortions in audio signal
represents the
(A) Theoretical limit on compressibility of
particular signals
(B) Imaginary components of a signal
(C) Critical band analysis of a signal
(D) Histogram of the signals
Ans: (A)
37. In a computer network, a point-to-point
transmission, with one sender and one
receiver is called
(A) Unicasting
(B) Multicasing
(C) Broadcasting
(D) Internetworking
Ans: (A)
38. The Protocol (http), the DNS name of the
host, and the file name is identified through
(A) Uniform Resource Locator
(B) Web Browser
(C) Web Server
(D) IP address
Ans: (A)
39. The traditional way to handle forms and other
interactive Web pages is a system called
(A) Graphical User Interface
(B) Common Gateway Interface
(C) Text Based User Interface
(D) Command Line Interface
Ans: (A)
40. Pretty Good Privacy (PGP) which encrypts
the data by using a block cipher is used in
(A) FTP security
(B) e-mail security
(C) Browser security
(D) Bluetooth security
Ans: (B)
41. The core elements of high-level programming
languages are
(A) Keywords, Expression and Punctuation
(B) Functions, Keywords and Operators
(C) Keywords, Operators and Punctuation
(D) Functions, Expressions and Operators
Ans: (B)
42. The philosophical study of beliefs and
knowledge is better known as
(A) Ontology
(B) Epistemology
(C) Entomology
(D) Etymology
Ans: (B)
43. One branch of ethical philosophy claims that
is possible to know right from wrong or good
from bad in a very clear and objective
manner, is called
(A) Non-Cognitivism
(B) Ethical Pluralism
(C) Cognitivism
(D) Utilitarianism
Ans: (B)
44. Consider the following statements regarding
‘Engineering Ethics’
1. It is the activity of understanding moral
values
2. It resolves the moral issues and justifies
moral judgments
3. It would refer to the set of specifically
moral problems and issues related to
Engineering.
Which of the above statements are correct?
(A) 1, 2 and 3
(B) 1 and 2 only
(C) 1 and 3 only
(D) 2 and 3 only
Ans: (D)
45. A situation where very high prices are
charged from customers for a limited period
of time is known as
(A) Gouging
(B) Zipping
(B) Bamboozing
(D) Hoodwinking
Ans: (A)
46. Consider the following steps for an individual
regarding preparation for disclosure of
unethical behavior:
1. Study and document the facts and
formulate a plan for an appeal
2. Take up the matter with higher
management
3. Discuss the matter with immediate
supervisor
4. If the internal appeal does not resolve the
conflict, then he should notify the
company that he intends to continue with
an external review of the problem.
What is the correct sequence of order of the
above steps?
(A) 2, 3, 1 and 4
(B) 1, 3, 2 and 4
(C) 3, 2, 4 and 1
(D) 1, 2, 3 and 4
Ans: (B)
47. Which of the following are the attributes of a
profession?
1. The work requires sophisticated skills,
use of judgment and exercise of
discretion
2. Membership in the profession does not
require extensive formal education as
well as practical training
3. There are set standards for admission to
the profession and conduct for members
4. Significant public good results from
practice of the profession.
Select the correct answer using the codes
given below:
(A) 1, 2 and 3 only
(B) 1, 2 and 4 only
(C) 1, 3 and 4 only
(D) 2, 3 and 4 only
Ans: (C)
48. What are the core qualities of a professional
practitioner?
1. Integrity both with themselves and with
others
2. Independent to be free of secondary
interests with other parties
3. Competence
4. Discretion-care with communications
Select the correct answer using the codes
given below:
(A) 1, 2, 3 and 4
(B) 1, 2 and 3 only
(C) 1 and 3 only
(D) 3 and 4 only
Ans: (A)
49. When should whistle blowing be attempted?
1. There must be a clear and great harm that
can be avoided
2. The whistleblower must be in a clear
position to report on the problem
3. The whistleblower must have a
reasonable chance of success in stopping
the harmful activity
4. The whistleblower feels that all other lines of
action within the context of the organization
have been explored and shut off
Select the correct answer using the codes
given below:
(A) 1, 2, 3 and 4
(B) 1, 2 and 4 only
(C) 1, 3 and 4 only
(D) 2 and 3 only
Ans: (B)
50. Which of the following are the salient features
of the patent Act 1970?
1. It codifies inventors which are not
patentable
2. It provides for endorsement of patent
with the words ‘license of right’
3. It provides for revocations of patents in
public interest
4. It has provision for validity period also
for the patents
Select the correct answer using the codes
given below:
(A) 1, 2, 3 and 4
(B) 1, 2 and 4 only
(C) 1, 3 and 4 only
(D) 2 and 3 only
Ans: (A)
Directions:
Each of the next Ten (10) items consists
of two statements, one labelled as the
'Statement (I)' and the other as 'Statement
(II)’.
You are to examine these two statements
carefully and select the answers to these items
using the codes given below:
Codes:
(A) Both, Statement (I) and Statement (II)
are individually true and Statement (II)
is the correct explanation of Statement
(I)
(B) Both Statement (I) and Statement (II)
are individually true but Statement (II)
is not the correct explanation of
Statement (I)
(C) Statement (I) is true but Statement (II) is
false
(D) Statement (I) is false but Statement (II) is
true
51. Statement. (I): All projects have constraints
or limitations that inhibit their ability to reach
goals and objectives.
Statement (II): Time and money are
universal constraints of projects.
Ans: (A)
52. Statement (I): Training should be conducted
among the line and low management for
ensuring the importance of environmental
protection plan.
Statement (II): Environmental science is a
developing subject and the people
implementing environment strategies should remain up to date with the environmental control processes.
Ans: (A)
53. Statement (I): Metals having same
crystal structure will have greater solubility.
Statement (II): Differences in crystal
structure limits the solid solubility.
Ans: (A)
54. Statement (I): The tie line is constructed
across the two-phase region at the temperature
of the alloy.
Statement (II): The overall alloy
composition is located on the tie line.
Ans: (B)
55. Statement (I): Cross linked polymers may
be synthesized in which side-branch chains
are connected to the main ones.
Statement (II): Linear polymers are
those in which the repeat units are joined
together end to end in single chains.
Ans: (B)
56. Statement (I): Abrasive ceramics are
used to wear, grind, or cut away other
material, which necessarily is softer.
Statement (II): The prime requisite for
abrasive ceramic group of materials is
hardness or wear resistance and a high degree
of toughness is essential to ensure that the
abrasive particles do not easily fracture.
Ans: (D)
57. Statement (I): The prevention cost increase
with the introduction of a quality system and
may be a significant proportion of the total
quality costs.
Statement (II): Costs associated with
education and training are not included in
prevention costs.
Ans: (D)
58. Statement (I): An emulator is not a mixture
of hardware and software and it cannot be
used to test and debug the hardware and
software of an external system.
Statement (II): Part of the hardware of an
emulator is multiwire cable which connects
the host system to the system being
developed.
Ans: (D)
59. Statement (I): Agency-loyalty is acting to
fulfill one’s contractual duties to an employer.
Statement (II): Agency-loyalty is entirely a
matter of actions, whatever its motives.
Ans: (C)
60. Statement (I): An EIA is a study of the
probable changes in socio-economic and bio
physical characteristics of the environment
that may result from a proposed action.
Statement (II): The purposes of an EIA is to
help design projects, which do not disturb the
quality of the environment by examining
alternatives.
Ans: (B)
61. Which one of the following is not a
component of ‘Capital Receipts’?
(A) Market borrowing including special
bonds
(B) External loans raised by the Central
government from abroad
(C) Receipts from taxes on property and
capital transactions
(D) Provident Funds (State Provident Funds
and Publics Provident Fund)
Ans: (C)
62. Which one of the following statement is
correct with respect to the ‘societal
development’?
(A) Behaviour grows into habits, .habits into
tradition and 'tradition he comes custom
(B) Customs grow into mores and mores
grow into custom
(C) Behaviours grow into customs and
customs grow into traditions
(D) Folkways grow into tradition and
traditions grow into customs
Ans: (A)
63. Which one of the following statements is
correct with respect to ‘the convergence
theory’ on social change?
(A) The societal adaptive culture is changing
more slowly
(B) As societies become modernized, they
begin to resemble one another more
closely
(C) The developed countries shows more
growth in social changes than the less
developed countries
(D) Strong opposition by old people retards
the social change
Ans: (B)
64. With respect to the conduct and performance
of a company, ‘perfect competition’ refers to
(A) Large numbers of small firms producing
differentiated products
(B) Complete freedom in economic life and
absence of rivalry among firms
(C) Many companies selling similar products
with free entry
(D) Sole producer selling a distinct product
Ans: (B)
65. The cheapest method of marketing of
securities with the only cost incurred being on
sending ‘letters of rights’ to existing holders is
(A) Public issues through prospectus method
(B) Offer for sale method
(C) Rights issue
(D) Subscription by inside coterie method
Ans: (C)
66. ‘Fiscal policy’ means
(A) Balancing the revenue between and
expenditure
(B) Establishing equilibrium between demand
and supply of goods and services
(C) Use of taxation, public borrowing and
public expenditure by Government for
purposes of ‘stabilization’ or ‘development’
(D) Deficiency as an instrument of growth
Ans: (C)
67. Which of the following come under the
offerings of ‘MUDRA’ Bank?
1. Portfolio Credit Guarantee
2. Credit for large industries
3. MUDRA Card
4. Credit Enhancement
Select the correct answer using the codes
given below:
(A) 1, 2 and 3 only
(B) 1, 3 and 4 only
(C) 1, 2 and 4 only
(D) 2, 3 and 4 only
Ans: (B)
68. Which of the following is/are the key reasons
for encouraging start up Entrepreneurship?
1. Innovations
2. Focusing on service industry
3. Bringing the values of proactively into
the society
Select the correct answer using the codes
given below:
(A) 1 only
(B) 2 only
(C) 1 and 3 only
(D) 1, 2 and 3
Ans: (D)
69. Which of the following are the main
objectivities of Gold Monetization Scheme
launched in the country?
1. To monetize gold holdings in the country
2. To increase export of gold from the
country
3. To reduce India’s import bill
4. To meet the targets of reduction in fiscal
deficit
Select the correct answer using the codes
given below:
(A) 1 and 4 only
(B) 2 and 4 only
(C) 2 and 3 only
(D) 1 and 3 only
Key: (A)
70. A person travelled by car 70 km towards north
to A then covered 30 km turning left to B.
Again he turned towards left and travelled 110
km to C. Then the cycled at the rate of 10
km/hour towards the starting point. The time
taken by him to reach the starting point from
C will be
(A) 3 hours
(B) 5 hours
(C) 7 hours
(D) 21 hours
Ans: (B)
71. A student purchases some books for Rs. 1600.
If he had bought 8 more books for the same
amount, each book would cost Rs 10 less. The
number of books he buys is
(A) 30
(B) 32
(C) 34
(D) 36
Ans: (B)
72. A hemisphere depression is cut out from one
face of the cubical wooden block such that the
radius ‘r’ of the hemisphere is equal to half of
the edge of the cube. What will be the surface
area of the remaining solid?
(A) 2$r ^ { 2 } ( \pi + 24 )$
(B) $r ^ { 2 } ( \pi + 24 )$
(C) 2$r ^ { 2 } ( \pi + 36 )$
(D) $r ^ { 2 } ( \pi + 36 )$
Ans: (B)
73. A rod of length l is to be divided into two
parts, such that if 5 times the smaller portion
is added to half of the larger portion, it will
always be less than l.This can be achieved
by taking length of the larger portion more than
(A) $\frac { 9 } { 10 } \ell$
(B) $\frac { 7 } { 8 } \ell$
(C) $\frac { 6 } { 7 } \ell$
(D) $\frac { 5 } { 6 } \ell$
Ans: (A)
74. Which of the following conditions hold good
for a train which crosses the bridge of length
$\ell$ in time $t _ { 1 }$ and crosses another bridge of
length $\frac { \ell } { 2 }$ in time $t _ { 2 } ?$
$\begin{array} { l l } { \text { 1. } } & { \mathrm { t } _ { 2 } = \frac { \mathrm { t } _ { 1 } } { 2 } } \\ { \text { 2. } } & { 2 \mathrm { t } _ { 2 } > \mathrm { t } _ { 1 } } \\ { \text { 3. } } & { \mathrm { t } _ { 2 } < \frac { \mathrm { t } _ { 1 } } { 2 } } \end{array}$
4. Speed of train is $\frac { \ell } { 10 }$ if $t _ { 1 } - t _ { 2 } = 5$
Select the correct answer using the codes
given below:
(A) 1 and 4 only
(B) 2 and 4 only
(C) 1 and 3 only
(D) 2 and 3 only
Ans: (B)
75. A tourist covers half of his journey by train at
60 km/h, half of the remainder by bus at 30
km/h and the rest by cycle at 10 km/h.
Average speed of the tourist during the
journey is
(A) 36 km/h
(B) 33 km/h
(C) 24 km/h
(D) 18 km/h
Ans: (C)
76. In a lake, the tip of a bud of lotus is seen 10
cm above the surface of water. Forced by the
wind, it gradually moved, and just submerged
at a distance of 30cm. The depth of water at
the root of the lotus plant will be
(A) 40 cm
(B) 50 cm
(C) 60 cm
(D) 70 cm
Ans: (A)
77. A man sold a chair and a table together for Rs.
7,600, thereby making a profit of 25% on the
chair and 10% on the table. By selling them
together for Rs. 7,500 he would make a profit
of 10% on the chair and 20% on the table.
Then the cost price of chair and table will be
(A) Rs. 3000 and Rs. 4000
(B) Rs. 3500 and Rs. 4000
(C) Rs. 3000 and Rs. 3500
(D) Rs. 3500 and Rs.3500
Ans: (C)
78. In two concentric circles, a chord length 80
cm of larger circle becomes a tangent to the
smaller circle whose radius is 9 cm. The
radius of the larger circle will be
(A) 13 cm
(B) 41 cm
(C) 52 cm
(D) 75 cm
Ans: (B)
79. Professional who breach the ‘duty of care’ are
liable for injuries their negligence causes.
This liability is commonly referred to as
(A) Professional offense
(B) Professional negligence
(C) Professional misdeed
(D) Professional malpractice
Ans: (B)
80. Information used in a business, generally
unknown to the public, that the company has
taken strong measures to keep confidential is
called
(A) A patient
(B) A copyright
(C) A trade secret
(D) A trade mark
Ans: (C)
81. Which one of the following tests can be
resorted to in order to check the structural
soundness conformance to the specified
standards, when all other tests fail?
(A) Destructive
(B) Non-destructive
(C) Full scale load
(D) Masonry
Ans: (B)
82. Which of the following are the sources of
variation in quality control process in
construction?
1. Material
2. Operator
3. Inspection activity
Select the correct answer using the codes
given below.
(A) 1, 2 and 3
(B) 1 and 2 only
(C) 1 and 3 only
(D) 2 and 3 only
Key: (A)
83. What is the break-even sale for the following
products?
