Airports Authority of India Graduate Apprentice Trainee Interview Questions and Answers

Connecting 2 phases in a single phase induction motor will cause the motor to run inefficiently and may damage the motor.

• Single phase induction motors are designed to operate on a single phase power supply.

• Connecting 2 phases will cause an unbalanced magnetic field, resulting in inefficient operation.

• The motor may also draw excessive current, leading to overheating and damage.

• Proper wiring and connection to a single ph...read more

Ammeter is used to measure small amounts of current.

• An ammeter is a device used to measure the flow of electric current in a circuit.

• It is connected in series with the circuit to measure the current.

• Ammeters have a low resistance to prevent any significant voltage drop.

• They are available in both analog and digital forms.

• Examples of ammeters include galvanometers, clamp meters, and multimeters.