Advertisements
Advertisements
Question
What is the SI unit of acceleration?
Advertisements
Solution
SI unit of acceleration is ms-2.
APPEARS IN
RELATED QUESTIONS
Distinguish between acceleration and retardation.
Define the term acceleration due to gravity. State its average value.
A body is moving vertically upwards. Its velocity changes at a constant rate from 50 m s−1 to 20 m s−1 in 3 s. What is its acceleration?
A car travels with uniform velocity of 25 m s-1 for 5 s. The brakes are then applied and the car is uniformly retarded and comes to rest in further 10 s. Find:
- The distance which the car travels before the brakes are applied,
- Retardation and
- The distance travelled by car after applying the brakes.
A ball is rolling from A to D on a flat and smooth surface. Its speed is 2 cm/s. On reaching B, it was pushed continuously up to C. On reaching D from C, its speed had become 4 cm/s. It took 2 seconds for it to go from B to C. What is the acceleration of the ball as it goes from B to C?
An aeroplane lands at 216 kmh−1 and stops after covering a runway of 2 m. Calculate the acceleration and the time, in which it comes to rest.
State if the following situation is possible:
A body moving with a constant velocity in an accelerated motion.
Negative acceleration is called ______.
If the velocity of a body does not change, then its acceleration is ______.
It is possible to have objects moving with uniform speed but variable acceleration.
