Question

Three equal weights of 3 kg each are hanging on a string Passing over a frictionless pulley as shown in figure. The tension in the string between masses II and III will be (Take g = 10 m/s²)

(a) 5 N

(b) 6 N

(c) 10 N

(d) 20 N

Answer 1

Correct option (d) 20 N

Explanation :

Three equal weights of 3 kg each are hanging on a string passing over a pulley as shown in figure. If a is the common acceleration.