Question

Two blocks of masses 5 kg and 4 kg are connected by a uniform string of mass 1 kg. If a
constant force of 50 N is applied to 5 kg block the tensions at P Q and R and acceleration
of the system are
SON
R
IP
(a)22 5. 25, 30 N. 4 ms
(c) 25, 225, 20 N 5 m
(b) 20,225, 25 N 3 ms
(d) 30, 225, 25 N 6 ms​

Answer 1

Answer:

Given,

Masses=M

1

=4kg,M

2

=5kg

So,

a=

M

!

+M

2

M

1

g

a=

4+5

5×9.8

=

9

49

=5.44m/s

2

Thus, the acceleration of 5kg mass is 5.44m/s

2