Multiple choice

Which of the following statements is not true?

  1. All the hot bodies radiate heat.

  2. The transfer of heat by radiation requires a medium.

  3. The temperature of an object increases due to the absorption of heat by the object.

  4. From the sun, the heat reaches us by the process known as radiation.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The transfer of heat by radiation does not require any medium.

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