Modelling Collisions MCQ (Multiple Choice Questions) PDF Download

Momentum of electron having mass 9.1 × 10^-31 kg and velocity 2.0 × 10⁷ is

1. 1.91 × 10^-23
2. 2.34 × 10^-23
3. 3.11 × 10^-19
4. 7.88 × 10^-34

To replace a ball with another ball by collision, a snooker player must consider the condition that

1. the collision must be head on
2. The moving ball must not be given any spin
3. both A and B
4. no conditions required

Direction of momentum is direction of object's

1. mass
2. acceleration
3. velocity
4. frictional force

In a springy collision, if the fast moving trolley collides with a slow one, then the fast one will bounce back at speed of

1. slow one
2. less than slow one
3. more than slow one
4. with the same speed as before

If a trolley collides with a stationary trolley of double mass, then they move off with

1. half of the original velocity
2. one third of original velocity
3. double the original velocity
4. triple the original velocity