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5 Written questions

5 Matching questions

  1. Joules
  2. potential
  3. Forced
  4. force times distance
  5. conductor
  1. a The prime mover that causes work to be done in an electrical system is a __________ difference.
  2. b In physics, work is defined as
  3. c A material that transfers heat easily is a/an
  4. d convection is used in heating and cooling systems.
  5. e The SI unit of work is the

5 Multiple choice questions

  1. On the graph below ,______ is the independent variable.
  2. is the unit of electric charge.
  3. If the force applied and the distance an object moves are acting ____________ to each other, ___ work occurs.
  4. The metric or SI unit of work is the
  5. On the graph below, the slope of the line is ( 30 m/s or ______)

5 True/False questions

  1. The work output divided by the work input multiplied by 100Efficiency is

          

  2. positionOn the graph below ,________ is the dependent variable.

          

  3. SAME,positiveOn the graph below ,________ is the dependent variable.

          

  4. accelerationThe rate of change in speed (velocity) per unit of time is

          

  5. insulatorA material that transfers heat easily is a/an