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وارد شوید

WAEC - Physics (1998 - No. 16)

How much heat is emitted when a body of mass 200g cools from 37oC to 31oC? (specific heat capacity of the body = 0.4Jg-1K-1,)
4800J
1200J
480J
202J
80J

توضیح

H = mC\(\theta\) = 200 x 0.4 x 6

= 480J

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