Applied Mechanics - Engineering

Q1:

The reaction RB of the roller support B of the beam shown in below figure is

A 10.8 t

B 10.6 t

C 10.4 t

D 10.2 t.

ANS:A - 10.8 t

∑Mb = 0
-5t * 2 + 16t * 4 - Rb * 5 = 0.
Rb = 54t/5 = 10.8t.