Question

A smooth rod of mass 1 kg is in equilibrium inside a hollow
fixed sphere such that ZACB = 120°. Find the normal
reaction on the rod at end A.
a. 20 N
b. 103 N
c. 10 N
d. 53 N​

Answer 1

Answer:

C 10 ન BCZ ANGLE IS 120 SO VACTOR QUANTITY FORCE IS ALSO 10 BY GRAVITY