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प्रश्न
Define Speed.
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उत्तर
The distance covered by a body in a unit time is called its speed. It is also defined as the rate of change position of a body in any direction.
Speed = distance/time
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संबंधित प्रश्न
Arrange the following speeds in the increasing order:
(i) A bicycle moving with a speed of 36 km/h.
(ii) A car moving with a speed of 2 km/min.
(iii) An athlete running with a speed of 7 m/s.
The relation S= v x t can easily be used to find the tota l distance covered by a body moving with non -uni form speed. (Yes/ no)
Can a body have negative speed?
A ______ is the fastest land animal.
______ is the distance traveled by a body per unit of time.
A car increases its speed from 20 km/h to 50km/h in 10 seconds. Its acceleration is ______.
If Boojho covers a certain distance in one hour and Paheli covers the same distance in two hours, who travels at a higher speed?
A car starting from rest moves with a uniform acceleration of 0.2 ms-2 for 3 min. Find the
- speed acquired
- the distance traveled.
Abus from Chennai travels to Trichy passes loo km, 160 km at 10.15 am, 11.15 am respectively. Find the average speed of the bus during 10.15 – 11.15 am.
Distinguish between Speed and velocity.
