A uniform rod of length and mass is made to rest on two measuring scale at its two ends. A uniform block of mass is placed on the rod at a distance from the left end. The force experienced by the measuring scale on the right end in N is |

A uniform rod of length and mass is made to rest on two measuring scale at its two ends. A uniform block of mass is placed on the rod at a distance from the left end. The force experienced by the measuring scale on the right end in N is |

1 Answer

127 votes

Mass of a rod,

Weight of a rod,

As the rod is uniform, therefore weight of the rod is acting at its midpoint

Taking moments about ,

127 votes

127