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5 Written questions

5 Matching questions

  1. vibration
  2. rapped nail
  3. electrical, chemical & mechanical energy
  4. magnetic
  5. closed and open
  1. a What part (matter) of the buzzer system is most directly involved in electromagnetic force?
  2. b What types of energy are present in the motor?
  3. c rapid movement back and forth that produces a sound
  4. d having the properties of a magnet
  5. e As the armature turns the electrical circuit is _____________ and ____________________.

5 Multiple choice questions

  1. The electrical energy creates a magnetic frce field around the ____________.
  2. the capacity for doing work and overcoming resistance
  3. to 'drive back' or force away from another object
  4. a region of concentrated magnetic energy
  5. wire with a coating to protect you from shock

5 True/False questions

  1. corethe center


  2. electromagnetStrength of an ___________________________ is determined by amount of current in the wire and the amount of wire coils.


  3. electrical energyenergy from electrical current


  4. wiresWhat part (matter) of the buzzer system is most directly involved in electrical energy?


  5. battery_______________ work because chemical energy is transformed to electrical energy which is transformed into sound energy.


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