1.

A 40 N block is supported by two ropes. One rope is horizontal and the other makes an angle of 30^(@) with the ceiling. The tension in the rope attached to the ceiling is approximately :

Answer»

80 N
40 N
34.6 N
46.2 N

Solution :`T_(1)=F cos theta, T_(2)=F sin theta, T=sqrt(T_(1)^(2)+T_(2)^(2))`


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