If \( 250 \mathrm{~J} \) of work is done in sliding a \( 5 \mathrm{~kg} \) block up an incl....

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Question If \( 250 \mathrm{~J} \) of work is done in sliding a \( 5 \mathrm{~kg} \) block up an inclined plane of height \( 4 \mathrm{~m} \). Work done against friction is: \( \left(g=10 \mathrm{~ms}^{-2}\right) \)
(A) \( 50 \mathrm{~J} \)
(B) \( 100 \mathrm{~J} \)
(C) \( 200 \mathrm{~J} \)
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