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5 Written questions

5 Matching questions

  1. time
  2. joule
  3. ampere
  4. The work output divided by the work input multiplied by 100
  5. Power
  1. a is the rate at which work is done.
  2. b On the graph below ,______ is the independent variable.
  3. c is the unit of electric current.
  4. d Efficiency is
  5. e The most common unit of electrical work is the

5 Multiple choice questions

  1. A material that transfers heat easily is a/an
  2. Rate in thermal systems is the movement of
  3. All objects radiate energy in the form of
  4. The "forcelike" quantity in the equation for electrical work is ______________.
  5. In physics, work is defined as

5 True/False questions

  1. NaturalA change that occurs over time is


  2. potentialThe prime mover that causes work to be done in an electrical system is a __________ difference.


  3. SAME,positiveIf the force applied and the distance an object moves are acting in the ______ direction,________ work occurs.


  4. insulatorA material that does not transfer heat easily is a/an


  5. Workis the rate at which work is done.


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