Vidyalelo
Physics GK · all questions

Heat and Thermodynamics
practice.

Practice every MCQ with options. Use Show answers when you want the correct option and solution.

308

Questions

6/16

Page

Pick an option on a question to see the right answer and solution.

Woollen clothes protect the body from cold because

Select an option to see the answer and solution.

Zeroth Law of Thermodynamics leads to

Select an option to see the answer and solution.

Which of the following does not require a medium?

Select an option to see the answer and solution.

Absolute zero is defined as

Select an option to see the answer and solution.

A liquid remains hot or cold for a long time in thermos flask because there is no loss or gain of heat by

Select an option to see the answer and solution.

In a refrigerator, the cooling system should always be

Select an option to see the answer and solution.

The boiling point of water is-

Select an option to see the answer and solution.

At which temperature, are fahrenheit and celsius equal?

Select an option to see the answer and solution.

In the season of summer, we experience a humid heat when weather

Select an option to see the answer and solution.

A cycle tyre bursts suddenly. This represents an

Select an option to see the answer and solution.

Ice is packed in saw dust because

Select an option to see the answer and solution.

The value of 50°C in Fahrenheit scale is

Select an option to see the answer and solution.

Which of the following statements is not true?

Select an option to see the answer and solution.

What is the boiling point of water?

Select an option to see the answer and solution.

In winter you touch a log of wood and a rod of iron, you will feed rod of iron is colder because

Select an option to see the answer and solution.

Boiling point of water is . . . . . . . .

Select an option to see the answer and solution.

What causes water pipes burst at freezing temperature?

Select an option to see the answer and solution.

What is, the product of pressure and volume and the sum of internal energy?

Select an option to see the answer and solution.

Thermal conductivity of aluminium, copper and stainless steel increases in the order

Select an option to see the answer and solution.

Thermostat is a device which

Select an option to see the answer and solution.