Motion MCQ Test - Class 9 (Ankan Sir)
10 Questions
| Total Attempts: 1674
Total Question: 10 FM: 30
Questions and Answers
- 1.If the displacement of an object is proportional to square of time, then the object moves with:
- A.
Uniform velocity
- B.
Uniform acceleration
- C.
Increasing acceleration
- D.
Decreasing acceleration
- 2.
![From the given v-t graph, it can be inferred that the object is - ProProfs]( "From the given v-t graph, it can be inferred that the object is")
From the given v-t graph, it can be inferred that the object is- A.
At rest
- B.
In uniform motion
- C.
Moving with uniform acceleration
- D.
In non-uniform motion
- 3.
![A particle is moving in a circular path of radius r. The displacement after half a circle would be: - ProProfs]( "A particle is moving in a circular path of radius r. The displacement after half a circle would be:")
A particle is moving in a circular path of radius r. The displacement after half a circle would be:- A.
Zero
- B.
Nr
- C.
2r
- D.
2nr
- 4.When a car driver travelling at a speed of 10 m/s applies brakes and brings the car to rest in 20 s, then the retardation will be:
- A.
+ 2 m/s2
- B.
− 2 m/s2
- C.
− 0.5 m/s2
- D.
+ 0.5 m/s2
- 5.
![The speed - time graph of a car is given here. Using the data in the graph calculate the total distance covered by the car. - ProProfs]( "The speed - time graph of a car is given here. Using the data in the graph calculate the total distance covered by the car.")
The speed - time graph of a car is given here. Using the data in the graph calculate the total distance covered by the car.- A.
1250 m
- B.
875 m
- C.
1500 m
- D.
870 m
- 6.The numerical ratio of displacement to distance for a moving object is:
- A.
Always less than 1
- B.
Equal to 1 or less than 1
- C.
Always more than 1
- D.
Equal to 1 or more than one
- 7.A train starting from a railway station and moving with uniform acceleration attains a speed 40 km h-1 in 10 minutes. Find its acceleration.
- A.
0.0185 m/s2
- B.
1 m/s2
- C.
2 m/s2
- D.
3 m/s2
- 8.Acceleration is a _____________ quantity.
- 9.An artificial satellite is moving in a circular orbit of radius 42250 km. Calculate its speed if it takes 24 hours to revolve around the earth.
- A.
3074 m/s
- B.
4052 m/s
- C.
6870 m/s
- D.
2500 m/s
- 10.A motorboat starting from rest on a lake accelerates in a straight line at a constant rate of 3.0 m s-2 for 8.0 s. How far does the boat travel during this time?
- A.
100 m
- B.
96 m
- C.
110 m
- D.
84 m
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