Q.
A force is inclined at 60o to the horizontal. If its rectangular component in the horizontal direction is 50 N, then magnitude of the vertical component of force is approximately
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a
25 N
b
84 N
c
87 N
d
90 N
answer is C.
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Detailed Solution
Rx=50=Rcos60∘⇒R=100NRy=Rsin60∘=10032=503N=86.6N≃87N
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