- Introduction
- |
- Speed and Velocity
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- acceleration
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- Equations of uniformly accelerated motion
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- Graphical representation of motion
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- Equations of motion by graphical method
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- Uniform circular motion

In this page we have *Important Questions and answers on Motion for Class 9 physics -5* . Hope you like them and do not forget to like , social shar
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A particle is moving up an inclined plane. Its velocity changes from 15m/s to 10m/s in two seconds. What is its acceleration?

The velocity changes from 45m/s to 60m/s in Three seconds. What is its acceleration?

A body covered a distance of z metre along a semicircular path. Calculate the magnitude of displacement of the body, and the ratio of distance to displacement?

A particle moving with an initial velocity of 5m/s is subjected to a uniform acceleration of 2.5m/s

A train is travelling at a speed of 60 km/ h. Brakes are applied so as to produce a uniform acceleration of −0.5 m /s

A Truck covers 30km at a uniform speed of 30km/hr. what should be its speed for the next 90km if the average speed for the entire journey is 60km/h?

A stone is thrown in a vertically upward direction with a velocity of 10 m/s. If the acceleration of the stone during its motion is 10 m /s

A person goes to market, makes purchases and comes back at a constant slower speed. Draw displacement- time and velocity time graphs of the person?

John runs for 10 min. at a uniform speed 9km/h. At what speed should he run for the next 20 min. so that the average speed comes 12km/hr?

A particle was at rest from 1 a.m. It moved at a uniform speed 50km/hr from 1.30 a.m. to 2:00 a.m. Find the average speed between

(a) 1.00 a.m. and 2.00 a.m.

(b) 1.15 a.m. and 2.00 a.m.

(c) 1.30 a.m. and 2.00 a.m

An object moves along a circular path of diameter 14cm with constant speed. If it takes 2 min. to move from a point on the path to the diametrically opposite point. Find

(a) The distance covered by the object

(b) The speed

(c) The displacement

(d) average velocity.

A particle with a velocity of 2m/s a t=0 moves along a straight line with a constant acceleration of 0.2m/s

A particle is pushed along a horizontal surface in such a way that it starts with a velocity of 12m/s. Its velocity decreases at a uniform rate of 0.5m/s

(b) Find the distance covered by it before coming to rest?

A train accelerated from 20km/hr to 80km/hr in 4 minutes. How much distance does it cover in this period? Assume that the tracks are straight?

A cyclist moving on a circular track of radius 50m completes one revolution in 4 minutes. What is his

(a) average speed

(b) average velocity in one full revolution?

1) -2.5m/s

2) 5m/s

3) 2/π

4) 40 m

5) 277.55m

6) 90km/h

7) 5 m, 1 sec

9) 13.5km/h

10) 25km/hr,33.33 km/h ,50 km/h

11) 22cm, .183 cm/s ,14 cm,.116 cm/sec

12) 30 m

13) 24 s,432 m

15) 1.309 m/sec ,0

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