Medical Physics: Energy, Work, and Power Introduction Quiz
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Questions and Answers

What is the unit of measurement for work in terms of basic SI units?

  • Joule (correct)
  • kg*m/s²
  • kg*m²/s
  • N/m²

    • Which force does not do work on the object?

  • Electric force
  • Frictional force
  • Normal force (correct)
  • Tension force

    • If an object is in free fall, what is the direction of the net force acting on it?

  • Upwards
  • Downwards (correct)
  • Zero
  • Horizontal

    • Which of the following forces is a conservative force?

    <p>Gravitational force</p> Signup and view all the answers

    What happens to the kinetic energy of an object that experiences no work done on it?

    <p>It remains constant</p> Signup and view all the answers

    1 joule is equal to 1 newton.

    <p>False</p> Signup and view all the answers

    A joule is equivalent to the product of a newton and a meter.

    <p>True</p> Signup and view all the answers

    1 meter is equivalent to 1 kilogram.

    <p>False</p> Signup and view all the answers

    The unit of work is the same as the unit of force.

    <p>False</p> Signup and view all the answers

    1 joule is equal to 1 kilogram multiplied by a newton.

    <p>False</p> Signup and view all the answers

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