Mechanics (1d - Kinematics)

5 Questions | Total Attempts: 1316

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Mechanics (1d - Kinematics)

This quiz tests your understanding of 1D kinematics.


Questions and Answers
  • 1. 
    As an object falls freely in vacuum, its
    • A. 

      Velocity increases.

    • B. 

      Acceleration increases

    • C. 

      Both velocity and acceleration increase.

    • D. 

      Only distance increases.

  • 2. 
    A ball is thrown upwards and caught when it comes back down. In the absence of air resistance, the speed of the ball when caught would be
    • A. 

      Less than the speed it had when thrown upwards.

    • B. 

      More than the speed it had when thrown upwards.

    • C. 

      The same as the speed it had when thrown upwards.

  • 3. 
    Suppose an object is in free fall. Each second the object falls
    • A. 

      The same distance as in the second before.

    • B. 

      A larger distance as in the second before.

    • C. 

      With the same instantaneous speed.

    • D. 

      With the same average speed

    • E. 

      None of the above

  • 4. 
    At the highest point of flight of a ball thrown upwards,
    • A. 

      The acceleration is zero.

    • B. 

      The acceleration is the minimal.

    • C. 

      The acceleration is directed downward.

    • D. 

      The acceleration is directed upward.

  • 5. 
    A free falling object is dropped from a height from rest. After falling for 1 second, the speed is about
    • A. 

      5m/s

    • B. 

      10m/s

    • C. 

      100m/s

    • D. 

      None of the above