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Exam Details

CDS (I) GENERAL KNOWLEDGE (PYSP) 2021

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Questions 120
Duration 180 mins
Package CDS & Defence Exams - Previous Year Papers

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Difficulty distribution

Medium 87 72.5%
Hard 24 20%
Easy 9 7.5%

Question type distribution

Multiple Choices 120 100%

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Sample questions from this paper

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1
2021 · Unclassified
CDS (I) GENERAL KNOWLEDGE (PYSP) 2021
We are given three copper wires of different lengths and different areas of cross-section. Which one of the following would have highest resistivity?
A
Copper wire of 50 cm length and 1 mm diameter
B
Copper wire of 23 cm length and 0.5 mm diameter
C
Copper wire of 10 cm length and 2.0 mm diameter
D
All the wires would have same resistivity
2
2021 · Unclassified
CDS (I) GENERAL KNOWLEDGE (PYSP) 2021
Which one of the following is an electric conductor?
A
A plastic sheet
B
Distilled water
C
Human body
D
A wooden thin sheet
3
2021 · Unclassified
CDS (I) GENERAL KNOWLEDGE (PYSP) 2021
A non-spherical shining spoon can generally be considered as a
A
Spherical mirror
B
Parabolic mirror
C
Lens
D
Plane mirror
4
2021 · Unclassified
CDS (I) GENERAL KNOWLEDGE (PYSP) 2021
Who amongst the following is pioneer in discovering the heating effect of electric current?
A
Isaac Newton
B
Galileo Galilei
C
James P. Joule
D
J.J. Thomson
5
2021 · Unclassified
CDS (I) GENERAL KNOWLEDGE (PYSP) 2021
Which one of the following laws of electromagnetism does not give the direction of magnetic field?
A
Right hand thumb rule
B
Fleming’s left-hand rule
C
Fleming’s right-hand rule
D
Faraday’s law of electromagnetic induction
6
2021 · Unclassified
CDS (I) GENERAL KNOWLEDGE (PYSP) 2021
How many internal reflections of light take place in the formation of primary rainbow?
A
0
B
1
C
More than 2
D
2