# Practice MCQs For Thermal Physics

This quiz contains practice questions for GCE ‘O’ level topic: Thermal Physics. There are explanations for some of the questions after you submit the quiz. If you could not figure out why a particular option is the answer, feel free to drop a comment below or ask a question in ‘O’ & ‘A’ Level Discussion section of the forum. If you wish to contribute questions to this quiz, please contact us.

The quiz comprises of 10 questions, which are randomly selected from a large pool of questions. After completion, you can refresh the page and try the quiz again for a new set of 10 questions.

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1. The diagram shows a liquid-in-glass thermometer.

At $0^{\circ}\text{C}$, the length of the liquid column is 2.0 cm. At $100^{\circ}\text{C}$, the length of the liquid column is 22.0 cm.

What is the length of the liquid column at $40^{\circ}\text{C}$?

2. A 200 g mass of copper is heated for 40 s by a heater that produces 3000 J/min.

The specific heat capacity of copper is 400 J/(kg K).

What is the rise in temperature?

3. A liquid-in-glass thermometer consists of a bulb containing a liquid. The liquid can expand into a very thin capillary tube.

The liquid in the thermometer is replaced by another liquid that expands more for the same temperature rise.

The new thermometer will have

4. Which of the following about clinical liquid-in-glass thermometer is correct?

5. The pressure of air in a container has increased. What of the following could have been the cause of the increase?

6. Fibre is used for home insulation in a cold country, as shown in the diagram.

Heat cannot easily escape through the ceiling because the fibre

7. How can the sensitivity of a liquid-in-glass thermometer be increased?

8. A rod of metal is heated at one end.

Which statement best describes the conduction of heat through the metal?

9. The diagram shows four similar cans. Each can contains the same volume of water initially at $80^{\circ}C$. After five minutes, which can will contain the coolest water?

10. An axle is too large to fit into the hole in a wheel that is made of the same metal.

How can the axle be made to fit into the hole?

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### 7 thoughts on “Practice MCQs For Thermal Physics”

1. when i am submitting my paper it is giving error and it happened three times.Please fix it

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• It should be fixed.

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2. How do we know the correct answer to the ones we have answered wrong?

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• You should be able to see the correct answers for all the questions now.

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• Can we also get explanation for wrong answer..?

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• We are working on including explanations for wrong answers. However, due to the amount of questions, it will take a while to populate explanations for all the questions.

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3. it was fun and very educative

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