Motion MCQ Test - Class 9 (Ankan Sir)

10 Questions | Total Attempts: 1674

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Motion MCQ Test - Class 9 (Ankan Sir)

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
    • 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:
    • 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.
    • 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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