A) 1
B) 0.7
C) 0.5
D) zero
Correct Answer: C
Solution :
For block to move \[\therefore \] \[F=\mu R\] \[\mu =\frac{F}{R}=\frac{F}{mg}\] Given, \[F=49N,m=10kg,\,\,g=10m{{s}^{-2}}\] \[\mu =\frac{49}{10\times 10}\] \[=0.49\approx 0.5\]You need to login to perform this action.
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