Question

Two cars A and B of masses 1500Kg and 1000Kg are moving with velocities 90 Km/hr and 54 Km/hr respectively. After collision the velocity of car A becomes 72 Km/hr. Now answer the three parts of this question- (i) Initial momentum of car A is
1 point
A. 73500 Kg.m/s
B. 37500 Kg.m/s
C. 135000 Kg.m/s
D. None of these
4 (ii) Final momentum of car A is
1 point
A. 3000 Kg.m/s
B. 300 Kg.m/s
C. 30000 Kg.m/s
D. 10800 Kg.m/s
4 (iii) Velocity of car B after collision is
1 point
A. 22.5 m/s
B. 141 m/s
C. 25 m/s
D. 64 m/s​

Answer 1

Answer:

Two cars A and B of masses 1500Kg and 1000Kg are moving with velocities 90 Km/hr and 54 Km/hr respectively. After collision the velocity of car A becomes 72 Km/hr. Now answer the three parts of this question- (i) Initial momentum of car A is

1 point

A. 73500 Kg.m/s

B. 37500 Kg.m/s

C. 135000 Kg.m/s

D. None of these

4 (ii) Final momentum of car A is

1 point

A. 3000 Kg.m/s

B. 300 Kg.m/s

C. 30000 Kg.m/s

D. 10800 Kg.m/s

4 (iii) Velocity of car B after collision is

1 point

A. 22.5 m/s

B. 141 m/s

C. 25 m/s

D. 30 m/s