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JEE PHYSICS MCQ: COMMUNICATION SYSTEMS
1
Medium
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Understanding
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Assertion : In the transmission of long distance radio signals. short wave band issued.
Reason : In the shorter wavelength attenuation is very less.
Reason : In the shorter wavelength attenuation is very less.
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Correct option: A
If both Assertion & reason are True & the reason is a correct explanation of the assertion
Option A is correct because short waves are used for long-distance radio transmission due to less attenuation.
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