Question

A uniform horizontal rod weighing 98 newton is pivoted at a vertical wall its power and is supported by a string whose other end is tied to a point on the wall above the pivot a boy of mass 20 kg stands at the centre of the rod find one vertical component of the tension in the string and only vertical component of the reaction of at the pivot length of the horizontal rod is 4 metres​

Answer 1

Answer:

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Explanation:

Answer 2

Explanation:

please mark it as a brainlist answer