MCQ- 8 ICSE Physics class 10 ch-5 Heat

Latent Heat and Specific Latent Heat - Class 10 Physics

1. What is the energy required to change the state of a substance without changing its temperature?

Latent Heat
Heat Capacity
Specific Heat
Thermal Energy

Correct Answer: Latent Heat

2. Which type of latent heat is involved when ice melts into water?

Latent Heat of Vaporization
Latent Heat of Fusion
Latent Heat of Condensation
Specific Heat Capacity

Correct Answer: Latent Heat of Fusion

3. What happens to the kinetic energy of particles when latent heat is supplied during melting?

It increases
It decreases
It remains constant
It doubles

Correct Answer: It remains constant

4. What is the reason why ice has a high specific latent heat of fusion?

Low density
Small molecular size
Strong hydrogen bonding
Low molecular mass

Correct Answer: Strong hydrogen bonding

5. Which experiment is typically used to measure the latent heat of vaporization of water?

Electrical heating experiment
Simple thermometer experiment
Barometer experiment
Heat loss experiment

Correct Answer: Electrical heating experiment