1.

A pin jointed uniform rigid rod of weight 981 N and length 1 m is kept horizontally by an external force F as shown in the figure below. The force F is removed suddenly. At the instant of force removal, the magnitude of vertical reaction (in N) developed at the support is close to

A. Zero
B. 245
C. 490
D. 981
Answer» C. 490


Discussion

No Comment Found