ac dc generator

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“A current carrying coil placed in magnetic field experiences force”, device that proves this law is

“A current carrying coil placed in magnetic field experiences force”, device that proves this law is
  • A. DC generator
  • B. DC motor
  • C. AC generator
  • D. both a and b
  • Correct Answer: Option B

In alternative current generator, AC current reverses its direction

In alternative current generator, AC current reverses its direction
  • A. 20 times per second
  • B. 50 times per second
  • C. once per second
  • D. twice per second
  • Correct Answer: Option B

Alternative current generator is basically based upon

Alternative current generator is basically based upon
  • A. amperes law
  • B. Lenz's law
  • C. Faradays law
  • D. coulombs law
  • Correct Answer: Option C

Device that converts electrical energy into mechanical energy is

Device that converts electrical energy into mechanical energy is
  • A. AC generator
  • B. DC generator
  • C. cell
  • D. DC motor
  • Correct Answer: Option D