Question

Two masses of 1Kg and 2Kg are connected by a light inextensilbe atring which passes over a light , frictionless ,fixed pulley.The masses are initially at rest the velocity of the mass at the instant one of the masses has moved up a distance of 7.5 m is (m)

Answer 1

@ajprincess @sauravshakya @Ishaan94

Answer 2

20-T = 2a

T-10 = a

Answer 3

ya. find a.

Answer 4

3a = 10

a = 10/3

Answer 5

V^2 - u^2 = 2as

V^2 = 2*10/3 * 7.5 = 50

Answer 6

the answer should be 7

Answer 7

v=7.07106
when we round it off
v=7.

Answer 8

oh....ok..

Answer 9

thxxx

Answer 10

yw.:)