1.

A block of mass \[1\,\,kg\] slides down on an inclined plane with the angle of inclination of\[{{30}^{o}}\]. Find the work done as the block slides through\[50\,\,cm\].

A. \[3.45\,\,J\]
B. \[5.30\,\,J\]
C. \[2.45\,\,J\]
D. \[4.50\,\,J\]
Answer» D. \[4.50\,\,J\]


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