A man supports himself and the uniform horizontal beam pulling the rope with a force T. The weights of men and the beam are 883 N and 245 N respectively. Calculate the tension T in the rope and the forces exerted by the pin at A.

Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.