Advertisements
Advertisements
प्रश्न
Convert the following acceleration:
7200 km/h2 into m/s2
उत्तर
7200 km/h2 = ( 7200 X 1000)/(3600 X 3600) = 5/9 ms-2.
APPEARS IN
संबंधित प्रश्न
An object of mass 16 kg is moving with an acceleration of 3 m/s2. Calculate the applied force. If the same force is applied to an object of mass 24 kg, how much will be the acceleration?
Diagram is given below shows velocity – time graph of car P and Q, starting from the same place and in the same direction. Calculate the Acceleration of car P.
A motorbike, initially at rest, picks up a velocity of 72 kmh−1 over a distance of 40 m. Calculate
- acceleration
- time in which it picks up above velocity.
A racing car, initially at rest, picks up a velocity of 180 kmh−1 in 4.5 s. Calculate
- acceleration
- distance covered by the car.
Write the SI unit of acceleration and retardation.
Distinguish between uniformly and non-uniformly accelerated motions.
Out of energy and acceleration, which one is a vector?
The value of acceleration for a body at rest is ______.
It is possible to have objects moving with uniform speed but variable acceleration.
Assertion: A positive acceleration of a body can be associated with the slowing down of the body.
Reason: Acceleration is a vector.
