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प्रश्न
What do you mean by motion in one direction?
उत्तर
When a body moves along a straight line path, its motion is said to be one-dimensional motion.
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संबंधित प्रश्न
What name is given to the speed in a specified direction ?
Arrange the following speed in increasing order (keeping the least speed first):
An athlete running with a speed of 10 m/s.
An aircraft travelling at 600 km/h accelerates steadily at 10 km/h per second. Taking the speed of sound as 1100 km/h at the aircraft’s altitude, how long will it take to reach the ‘sound barrier’ ?
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 1 second ?
One of the following is not a vector quantity. This one is :
Give one example of following motion :
Uniform velocity
The diagram below shows the pattern of the oil on the road at a constant rate from a moving car. What information do you get from it about the motion of the car.
Express the following in m s-1.
1 km h-1
Define uniform velocity and give one example.
Define speed of a body.
