Ineed1-66 questions
physical year exam
1. displacement vectors of 3m and 5m in the distance combine to make a displacement vector that is
1. 2m.
2. 0m.
3. 8m.
4. 15m.

2. average speed is the total distance divided by the
1. average distance.
2. average acceleration.
3. total time.
4. slope.

3. the rate at which velocity is changing at a given instant is described by
1. instantaneous acceleration.
2. average speed.
3. constant speed.
4. vector addition

4. a train approaching a crossing change speed from 25 m/s to 10 m/s in 240 seconds. how can the train's acceleration be described ?
1. the train's acceleration is positive.
2. the train is not accelerating.
3. the train will come to rest in 6 minutes.
4. the train acceleration is negative.

5. when a pair of balanced forces acts on an object, the net force that results is
1. greater in size than both forces combined.
2. greater in size than one of the forces.
3. equal in size to one of the forces.
4. equal to zero.

6. a change in which of the following affects the weight of an object?
1. momentum
2. velocity
3. acceleration due to gravity
4. friction.

i need 1 - 42 mutiple choice answers
anyon