A rod of mass m kg and length meter is hinged about its end A and is vertical initially. Now the end A is accelerated horizontally with acceleration ao = g m/s. The hinge reaction when the rod becomes horizontal is mg mg mg Amg N, Ry (B) Rx: 3. %3D 4. (A) Rx 3. %3D %3D 3. ao mg N A mg N %3D (D) R, = 4mgN, Ry mg (C) R = %3D 4. N, Ry %3D 3 B.

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.