Advertisements
Advertisements
प्रश्न
Define speed of a body.
उत्तर
Speed of a body can be defined as distance covered by the body in unit time.
APPEARS IN
संबंधित प्रश्न
Name the physical quantity which gives us an idea of how slow or fast a body is moving.
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 ?
The speed of a moving object is determined to be 0.06 m/s. This speed is equal to :
Give an example of motion in which the average speed is not zero but the average velocity is zero.
A car is moving with a velocity 20 m s-1. The brakes are applied to retard it at a rate of 2 m s-2. What will be the velocity after 5 s of applying the brakes?
The velocity-time graph of a moving body is given below in Figure
Total displacement.
A body projected vertically up with a velocity of 10 m/s reaches a height of 20 m. If it is projected with a velocity of 20 m/s, then the maximum height reached by the body is:
What are the uses of equations of motion?
Give two examples of uniform circular motion from your daily life.
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.
