NDA General Ability 10 April 2022 | Physics Question 355 | General Science

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NDA General Ability 10 April 2022

MCQ (Single Correct Answer)

-1.33

The energy possessed by a body due to its change in position or shape is called

thermal energy

potential energy

kinetic energy

electric energy

NDA General Ability 10 April 2022

MCQ (Single Correct Answer)

-1.33

A sound wave has a frequency of 1 kHz and wavelength 50 cm. How long will it take to travel 1 km?

5 s

4 s

3 s

2 s

NDA General Ability 10 April 2022

MCQ (Single Correct Answer)

-1.33

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 ?

0.1 kg

1 kg

10 kg

5 kg

NDA General Ability 10 April 2022

MCQ (Single Correct Answer)

-1.33

The specific latent heat of vaporization of a substance is the quantity of heat needed to change unit mass from

liquid to vapour with a change of temperature

liquid to vapour without a change of temperature

vapour to liquid without a change of temperature

vapour to liquid with a change of temperature

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