A) \[2N,\,\,3N\]
B) \[5N,\,\,6N\]
C) \[10N,\,\,15N\]
D) \[20N,\,\,30N\]
Correct Answer: D
Solution :
Frictional-force,\[f=28.2\,\,\cos {{45}^{o}}\] \[=28.2\frac{1}{\sqrt{2}}=20\,\,N\] Normal reaction,\[R=50-28.2\sin {{45}^{o}}\] \[=50-20=30\,\,N\]You need to login to perform this action.
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