Which of the following frequency has less inductive effect among the given frequencies

Which of the following supply frequency has better voltage regulation:

Which of the following frequency is preferable for supplying lighting loads:

Which of the following supply frequency can cause strain to eyes when supplied to an Incandescent lamp:

When the supply frequency decreases magnetic flux will:

Electrical Traction System use 60 Hz supply frequency:

When the supply frequency decreases connected motor loads speed will:

When the supply voltage increases, Slip of Induction Motors will:

When the supply voltage increases, flux will:

When supply frequency increases, Transformer core losses will:

When supply frequency increases, resistance of the wire will:

When the supply voltage of the system is decreased, the torque of the Induction Motor will:

When the supply voltage increases, the power factor of Induction Motors will Decrease

Three-phase three-wire, used for distribution for power for polyphase motors up to possibly ____ hp sizes.

Single phase for primary distribution in residential districts uses which of the following voltage level:

Which of the following voltage levels is  not applied for Distribution systems for large cities and for power transmission over distances of a few miles.

Which of the following DC Voltage is used for supplying power to Trunk-line railways:

_____ is the three-phase four-wire distribution is the most common type of system used in commercial buildings