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KEAM 2019 Physics and Chemistry Paper
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Question : 29
Total: 120
The radiation produced by a 100 W bulb has the following property
The radiation is in the form of an electromagnetic wave which carries energy but not momentum
The radiation is in the form of an electromagnetic wave which carries momentum but not energy
The radiation is in the form of an electromagnetic wave which carries both energy and momentum
The radiation neither carries energy nor momentum
The intensity of radiation is independent of the distance from source
Validate
Solution:
A
100
W
electric bulb is a device which produces EM radiations waves in visible region. These radiations carries energy and momentum.
Also, the intensity of these radiations is dependent on the distance from the source.
So, option (c) is correct.
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