Advertisements
Advertisements
प्रश्न
Area under a v – t graph represents a physical quantity which has the unit
पर्याय
m2
m
m3
m s–1
उत्तर
m
The area under the v - t graph represents distance and the unit of distance is meter (m).
APPEARS IN
संबंधित प्रश्न
Define velocity. What is the SI unit of velocity ?
Fill in the following blank with suitable word :
If a body moves with uniform velocity, its acceleration is ..............
Describe the motion of a body which is accelerating at a constant rate of 10 m s–2. If the body starts from rest, how much distance will it cover in 2 s ?
A body starting from rest travels with uniform acceleration. If it travels 100 m in 5 s, what is the value of acceleration ?
A boy is sitting on a merry-go-round which is moving with a constant speed of 10 m s−1. This means that the boy is :
When a car driver travelling at a speed of 10 m/s applies brakes and brings the car to rest in 20 s, then retardation will be :
Which of the following could not be a unit of acceleration?
State how the velocity-time graph can be used to find
The acceleration of a body
Derive the following equations for uniformly accelerated motion:
(i) v = u + at
(ii) `"S = ut" + 1/2 "at"^2`
(iii) v2 = u2 + 2aS
where the symbols have their usual meanings.
Can you suggest a real-life example about the motion of a body from the following velocity – time graph?
