Uniformly accelerated motion

A lorry moves 25 m in 10 s along a straight road. If the initial velocity of the lorry is 3 m s^-1, calculate the final velocity.

• 2 ms^-1

• 6 ms^-1

• 8 ms^-1

• 12 ms^-1

A car accelerating constantly at 5 m s^-2. If its velocity changes from 10 m s^-1 to 25 m s^-1, calculate the time taken to reach final velocity.

• 1 s

• 4 s

• 2 s

• 3 s

A lorry accelerating constantly at 5 m s^-2. If its velocity changes from 10 m s^-1 to 25 m s^-1, calculate the displacement of the lorry.

• 125 m

• 33.2 m

• 52.5 m

• 41.5 m

A plane takes 16.2 s over a distance of 1200 m to take off. Assuming the acceleration is constant, calculate the acceleration of the plane.

• 19.09 ms^-2

• 9.09 ms^-2

• 29.09 ms^-2

• 69.09 ms^-2

A bus moving with an initial speed of 20 m s^-1 decelerates at a constant rate of 3 m s^-2. Calculate the distance travelled by the bus before it stops.

• 12.35 m

• 24.56 m

• 66.67 m

• 53.49 m

A car is capable of accelerating at 0.60 m s^-2. Calculate the time needed for this car to go from speed of 5.5 m s^-1 to a speed of 8.0 m s^-1.

• 4.17 s

• 8.34 s

• 1.03 s

• 16.67 s

A car initially at rest, starts moving with a constant acceleration of 0.6 ms^-2 and travels a distance of 30 m. Calculate its final velocity.

• 6 ms^-1

• 16 ms^-1

• 2 ms^-1

• 0.8 ms^-1

Which equation is not related to uniform accelerated motion

• v = u + at

• v² = u² + 2as

• s = ut + 1/2at²

• v = rs

An object start from rest and then the velocity become 10 ms^-1. The word rest, refer to......

• u = 10 ms^-1

• u = 0 ms^-1

• a = 10 ms^-1

• s = 10 m

A truck moving with an initial speed of 20 m s^-1 decelerates at a constant rate of 3 m s^-2. Calculate the distance travelled by the bus before it stops. The word stops refer to..............

• u = 0 ms^-1

• u = 3 ms^-1

• v = 0 ms^-1

• a = 20 ms^-1