1
NDA General Ability 10 April 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
The energy possessed by a body due to its change in position or shape is called 
A
thermal energy
B
potential energy
C
kinetic energy
D
electric energy
2
NDA General Ability 10 April 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
A sound wave has a frequency of 1 kHz and wavelength 50 cm. How long will it take to travel 1 km?
A
5 s
B
4 s
C
3 s
D
2 s
3
NDA General Ability 10 April 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
What is the mass of a material, whose specific heat capacity is 400 J/(kg °C) for a rise in temperature from 15°C to 25°C, when heat received is 20 kJ ?
A
0.1 kg
B
1 kg
C
10 kg
D
5 kg
4
NDA General Ability 10 April 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
The specific latent heat of vaporization of a substance is the quantity of heat needed to change unit mass from
A
liquid to vapour with a change of temperature
B
liquid to vapour without a change of temperature
C
vapour to liquid without a change of temperature
D
vapour to liquid with a change of temperature
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