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प्रश्न
Fill in the following blank with suitable word:
The physical quantity which gives both, the speed and direction of motion of a body is called its……………
उत्तर
The physical quantity which gives both, the speed and direction of motion of a body is called its velocity.
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संबंधित प्रश्न
A train starting from Railway Station attains a speed of 21 m/s in one minute. Find its acceleration.
A snail covers a distance of 100 metres in 50 hours. Calculate the average speed of snail in km/h.
If a bus travelling at 20 m/s is subjected to a steady deceleration of 5 m/s2, how long will it take to come to rest ?
Which of the following can sometimes be 'zero' for a moving body?
(i) average velocity
(ii) distance travelled
(iii) average speed
(iv) displacement
When is a body said to be in motion?
The speed of a car is 72 km h-1. Express it in m s-1.
A car is moving in a straight line with speed 18 km h-1. It is stopped in 5 s by applying the brakes. Find:
- the speed of car in m s-1
- the retardation and
- the speed of car after 2 s of applying the brakes.
For the motion with uniform velocity , how is the distance travelled related to the time ?
From the displacement-time graph of a cyclist given below in the Figure, find The average velocity in the first 4 s.
Write down the type of motion of a body along with the A – O – B of the following distance – time graph.
