A) 75 N
B) 50 N
C) 35 N
D) 25 N
Correct Answer: A
Solution :
The free body diagram showing the situation is as below. \[R\] is the reaction of the floor on the ladder, \[w\] the weight of ladder Also \[R=w=250\,N\]. Given, \[\mu =0.3\] \[\therefore \] \[F=0.3\times 250=75\,N\].You need to login to perform this action.
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