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प्रश्न
Name the physical quantity obtained by dividing ‘Distance travelled’ by ‘Time taken’ to travel that distance.
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उत्तर
Speed is obtained by dividing 'distance travelled' by 'time taken' to travel that distance.
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संबंधित प्रश्न
What name is given to the speed in a specified direction ?
In addition to speed, what else should we know to predict the position of a moving body ?
Arrange the following speed in increasing order (keeping the least speed first):
An athlete running with a speed of 10 m/s.
A car is moving along a straight road at a steady speed. It travels 150 m in 5 seconds:
How far does it travel in 6 seconds ?
Express the following in m s-1.
18 km min-1
A train takes 2 h to reach station B from station A, and then 3 h to return from station B to station A. The distance between the two stations is 200 km. Find:
The average speed,
The average velocity of the train.
Figure shows the displacement of a body at different times .
Calculate the average velocity during the time interval 5 s to 9 s ,
[Hint : From 5 s to 9 s , displacement = 7 m - 3m = 4m]
The velocity-time graph of a moving body is given below in Figure
Displacement in each part AB, BC and CD.
Define uniform velocity and give one example.
A motorcyclist drives from A to B with a uniform speed of 30 km h–1 and returns back with a speed of 20 km h–1. Find its average speed.
