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Assertion: Like light radiation, thermal...

Assertion: Like light radiation, thermal radiations are also electromagnetic radiation.
Reason: The thermal radiations require no medium for propagation.

A

If both Assertion and Reason are true and Reason is the correct explanation of Assertion.

B

If both Assertion and Reason are true but Reason is not correct explanation of Assertion.

C

If Assertion is true but Reason is false.

D

If Assertion is false but Reason is true.

Text Solution

Verified by Experts

The correct Answer is:
B
Light radiations and thermal radiations both belong to electromagnetic spectrum. Light radiation belongs to visible region while thermal radiation belongs to infreared region of EM spectrum
Also, EM radiations require on medium for propagation.
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