Electrical

Can we start a 75 HP induction motor by a DOL starter? Answer Yes, you can start a 75 HP

Why are Thermal Power Stations usually located near a river? Answer Thermal power stations are usually located near a river

Why generators are connected in parallel and not in series? Answer Generators are connected in parallel because it increases the

What is the difference between a dry transformer and an oil transformer? Answer Dry-type transformers use air as a cooling

Which type of starter is used for 5 hp induction motor? Answer If the motor is below 5 hp, then

Why do we use star connection on transmission and distribution on delta? Answer: The star connection is mainly required for

what will happen if we give 60 HZ supply to a 50 HZ rated induction motor? If a 60Hz induction

Why do solar cells generate DC and not AC? Answer: Solar cells produce direct current (DC) electricity. When sunlight strikes

What is L1 and T1 on a contactor? Answer: L1, L2, and L3 are the input three-phase terminals in a

Why are DC motors used in elevators? Answer: DC motors are used in elevators because they usually have higher starting