Class 9 Motion Important Questions
c) always more than 1
a) uniform velocity
b) uniform acceleration
c) increasing acceleration
d) decreasing acceleration
3. Which of the following situations is possible?
a) An object can have acceleration, but constant velocity.b) The velocity of an object may be zero but acceleration is not zero.
c) Distance and the magnitude of displacement are equal in circular motion.
d) Average speed and the magnitude of average velocity are always equal in circular motion
4.The ratio of speed to the magnitude of velocity when the body is moving in one direction is
a) Less than one
b) Greater than one
c) Equal to one
d) Greater than or equal to one
5. From the given υ – t graph, it can be inferred that the object is
a) in uniform motion
b) at rest
c) in non-uniform motion
d) moving with uniform acceleration
6. Slope of a velocity-time graph gives
a) the distance
b) the displacement
c) the acceleration
d) the speed
7. A boy goes from A to B with a velocity of 20 m/min and comes back from B to A with a velocity of 30 m/min. The average velocity of the boy during the whole journey is
a) 24 m/min
b) 25 m/s
c) Zero
d) 20 m/min
8. What t is motion
9.What is uniform motion
10. What is non uniform motion
11. What is average velocity
12. Distinguish between speed and velocity
13.What is acceleration?
14.What is equation motion?
15.What is Uniform circular motion?
16.Draw a graphical method and name of the graph
Velocity 2,4,6,8,10
Time 3,5,7,9,11
17. Draw a graphical method and name of the graph
Acceleration 10,
15,20, 30,45
Time 2,4,5,6,8,12
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