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5 Written questions

5 Multiple choice questions

  1. a large wheel with blades that rotates and provides mechanical energy to a generator
  2. a device that contains a rotating electromagnet that changes electrical energy to mechanical energy
  3. a current-carrying coil of wire with many loops that acts as a magnet
  4. the lines of force surrounding a permanent magnet or a moving charged particle
  5. current in which electrons constantly change direction at a regular rate

5 True/False questions

  1. commutatora machine that changes mechanical energy into electric power

          

  2. generatora machine that changes mechanical energy into electric power

          

  3. magnetic polestwo ends of a magnet where the magnetic forces are strongest

          

  4. transformera large wheel with blades that rotates and provides mechanical energy to a generator

          

  5. galvanometera device used to measure electrical current.

          

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