Q. A 1300 N uniform boom is supported by a cable perpendicular to the boom. The boom is hinged at the bottom, and a 2100 N weight hangs from its top.
(a) Find the tension in the supporting cable.
(b) Find the components of the reaction force exerted on the boom by the hinge.
Q. To stretch a relaxed biceps muscle 2.5 cm requires a force of 25 N. Find the Young's modulus for the muscle tissue, assuming it to be a uniform cylinder of length 0.24 m and cross-sectional area 53 cm2.