CDS Exam (II)- 2024 - General Knowledge Defence Question Paper

CDS Previous Year Question Papers Question Papers
CDS Exam (II)- 2024 - General Knowledge

CDS Exam (II)- 2024 - General Knowledge Defence Questions

21.
X-rays can be used to:
1. inspect welded joints between two metal parts of a machine.
2. study the structure of crystals.
Select the answer using the code given below:
A.
1 only
B.
2 only
C.
Both 1 and 2
D.
Neither 1 nor 2
😑 View Answer Error
ANSWER :
C. Both 1 and 2
22.
Which one of the following heat transfers is an example of convection?
A.
Heating of food in a microwave oven.
B.
Boiling water in a pot on a gas stove.
C.
Feeling the warmth in sun.
D.
Heating a brass rod at one end and observing the temperature rise at the other end.
😑 View Answer Error
ANSWER :
B. Boiling water in a pot on a gas stove.
23.
The phenomenon of rainbow formation by water droplets involves:
A.
single refraction of sunlight.
B.
one internal reflection of sunlight.
C.
two internal reflections of sunlight.
D.
both refraction and internal reflection of sunlight.
😑 View Answer Error
ANSWER :
D. both refraction and internal reflection of sunlight.
24.
Ozone hole is a region over:
A.
the Antarctic caused mainly by CFC gases.
B.
the Antarctic caused mainly by carbon dioxide gas.
C.
the Arctic caused mainly by CFC gases.
D.
the Arctic caused mainly by carbon dioxide gas.
😑 View Answer Error
ANSWER :
A. the Antarctic caused mainly by CFC gases.
25.
Which of the following are the major missions of Indian Space Research Organisation in 2023?
1. Chandrayaan-3
2. Solar Mission Aditya-L1
3. Liquid fuel powered rockets
4. Solar powered rockets
Select the answer using the code given below:
A.
1 and 2 only
B.
1, 2 and 3
C.
3 and 4 only
D.
1, 2, 3 and 4
😑 View Answer Error
ANSWER :
A. 1 and 2 only
26.
Which one of the following is the most appropriate reason for aircraft being equipped with conducting tyres?
A.
They can transfer the charge accumulated on their surfaces during lightning.
B.
They can transfer the charge accumulated on their surfaces being rubbed by air particles.
C.
They can transfer the charge accumulated on their surfaces due to inflight operation of several gadgets.
D.
For increasing the grip of the tyres on the runway while landing.
😑 View Answer Error
ANSWER :
B. They can transfer the charge accumulated on their surfaces being rubbed by air particles.
27.
Which of the following statements for persons suffering from presbyopia is/are correct?
1. They cannot distinguish colours.
2. It usually develops with ageing.
3. They wear either bi-focal lenses consisting of both concave and convex or progressive lenses.
Select the answer using the code given below:
A.
1 only
B.
2 only
C.
1 and 3
D.
2 and 3
😑 View Answer Error
ANSWER :
D. 2 and 3
28.
A sound wave having frequency of 300 Hz is travelling in an unknown medium. Its wavelength is not known. It travels a distance equal to 150 times its wavelength in time t. The value of t is:
A.
0.5 s
B.
1 s
C.
1.5 s
D.
2 s
😑 View Answer Error
ANSWER :
A. 0.5 s
29.
Mission Shakti (DRDO) of India is related to which one among the following?
A.
Launch of multiple satellites using a single rocket.
B.
Launch of heavy satellites.
C.
Use of high power rockets in launching of satellites.
D.
Use of rocket to destroy an orbiting satellite.
😑 View Answer Error
ANSWER :
D. Use of rocket to destroy an orbiting satellite.
30.
In Sun-Earth system, the Sun, the Earth and the Lagrange point L4 form:
A.
an isosceles triangle
B.
an equilateral triangle
C.
a straight line
D.
a scalene triangle
😑 View Answer Error
ANSWER :
B. an equilateral triangle
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