H2P-72
Principle of moments
H2 Physics · JC 1 · Medium · Principle of moments
A 1.2 m non-uniform beam of weight 25 N is hinged to a wall at one end and held horizontal by a vertical cable attached at the free end. The tension in the cable is 18 N. What is the distance of the beam’s centre of gravity from the hinge?
- 0.58 m
- 0.72 m
- 0.86 m
- 1.00 m
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