

MCQOPTIONS
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1. |
Assertion: The radiation from the sun‚Äö√Ñ√∂‚à ö√ë‚à ö¬•s surface varies as the fourth power of its absolute temperature$ |
A. | |
B. | Both assertion and reason are true and the reason is the correct explanation of the assertion |
C. | Both assertion and reason are true but the reason is not a correct explanation of the assertion |
Answer» D. | |