Q.

Induction motors normally use die cast aluminum rotor because aluminum is

  • ACheaper in cost
  • BLighter in weight
  • CEasy to cast owing to its low melting point and is easily available
  • DOf low resistivity
Correct Answer : (C)

Easy to cast owing to its low melting point and is easily available

Hints :

Induction motors normally use die cast aluminum rotor because aluminum is Easy to cast owing to its low melting point and is easily available.

Previous

The starting torque of a 3-phase slip ring induction motor can be increased by connecting an external resistance in the

Next

An induction motor can run at synchronous speed when

Join The Discussion