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5 Written questions

5 Matching questions

  1. SAME,positive
  2. Joule
  3. rate
  4. Joules
  5. The work output divided by the work input multiplied by 100
  1. a The SI unit of work is the
  2. b Efficiency is
  3. c The metric or SI unit of work is the
  4. d A change that occurs over time is
  5. e If the force applied and the distance an object moves are acting in the ______ direction,________ work occurs.

5 Multiple choice questions

  1. is the unit of electric current.
  2. A material that does not transfer heat easily is a/an
  3. The most common unit of electrical work is the
  4. On the graph below ,______ is the independent variable.
  5. All objects radiate energy in the form of

5 True/False questions

  1. 5 m/sOn the graph below ,______ is the independent variable.

          

  2. Naturalconvection produces convection currents or winds.

          

  3. PERPENDICULAR, noThe prime mover that causes work to be done in an electrical system is a __________ difference.

          

  4. Poweris the rate at which work is done.

          

  5. heatA change that occurs over time is

          

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