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a load is unknown weight is suspended from end of a horizontal boom, the weight of which is negligible . the angle between the boom and the cable supporting its end 30 degrees the tension in the cable is 400n . what is the tension of the rope ?

 Aug 3, 2019
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The vertical component of the 400 N is supporting , and equal to the load   

400 sin30 = 200 N

200N/9.81 m/s^2 = 20.4 kg

 Aug 3, 2019
edited by Guest  Aug 3, 2019

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