Question

1.57 Ablock D of weight 300 kg is hanged with strings A & B as shown in 1
Tension in string A is -
nanged with strings A&B as shown in fig. Wis wall and R is rigid support
D 300kgf
(1) zero
(2) 150 kg
(3) 300 kg
(4) 400 kg​

Answer 1

Answer:

T= mg a Cos Teta

mga= 300

300 X1/2=150kg