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An object weighs 20 N at the north pole of the earth. In a satellite, revolving at an altitude 4 times the radius of the earth its true weight and apparent weight areA. 0, 0.8 NB. 5 N, 0C. 1.25 N, 0D. 0.8 N, 0 |
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Answer» Correct Answer - d `(W_(2))/(W_(1))=((R)/(R+h))^(2)=((R)/(R+4R))^(2)=((1)/(5))^(2)=(1)/(25)` `W_(2)=(W_(1))/(25)=(20)/(25)=0.8N` Apparent weight is zero.` |
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