Advertisements
Advertisements
Question
If a body is moving with a constant velocity its acceleration is ______.
Options
stationary
zero
changing
constant
displacement
velocity
speed
acceleration
stationary but not zero
increases
Advertisements
Solution
If a body is moving with a constant velocity its acceleration is zero.
RELATED QUESTIONS
State the type of motion represented by the following sketches in Figures.

Give an example of each type of motion.
Figure shows the velocity-time graphs for two cars A and B moving in the same direction. Which car has greater acceleration? Give reasons to your answer.

A body falls freely from a certain height. Show graphically the relation between the distance fallen and square of time. How will you determine g from this graph?
A train starts from rest and accelerates uniformly at a rate of 2 m s−2 for 10 s. It then maintains a constant speed for 200 s. The brakes are then applied and the train is uniformly retarded and comes to rest in 50 s. Find
- The maximum velocity reached,
- The retardation in the last 50 s,
- The total distance travelled,
- The average velocity of the train.
From the velocity – time graph given below, calculate deceleration in region BC.

The acceleration of a moving body is constant in magnitude and direction. Must the path of the body be a straight line?
If not, given an example.
State if the following situation is possible:
A body moving horizontally with an acceleration in vertical direction.
State if the following situation is possible:
A body moving with a constant velocity in an accelerated motion.
A bus accelerating with 4ms-2 changes its speed from 60ms_1 to a certain value in 5s. The final speed is ______.
Acceleration is defined as the rate of change of ______.
