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Induction Motor Interview Questions and Answers – Q 21-30

Q.21 Which Induction motor has higher starting torque? The slip ring motor has high starting torque as the resistance of the rotor winding is increased

Induction Motor Interview Questions and Answers – Q 10-20

Q.11 What are the types of induction motors? There are two types of induction motor. Squirrel Cage Induction Motor – The rotor has short-circuited conductor.

Induction Motor Interview Questions and Answers – Q 1-10

Q.1 What is an Electric Motor? An electric motor converts electrical energy into mechanical energy. The motor drives the mechanical load. Q.2 Who invented Induction

shaft grounding devices

Shaft Grounding Devices | Shaft Earthing Devices

Shaft grounding devices minimize the shaft voltage and prevent bearings damage caused by the circulating current. There are numerous reasons for developing shaft voltage in

Ohm’s Law-Satatement, Formula, Solved Examples

Electricity is the driving force behind nearly everything we use, from smartphone chargers to heavy industrial machinery. To grasp how it moves through circuits, we

What is Millman’s Theorem? Millman’s Theorem Formula

The network or circuit theorems are a tool to solve complex electrical problems. We use Millman’s Theorem to solve complex electrical circuits having many voltage

What Happens if DC supply fails in an electrical substation?

This article describes the importance of DC supply in substations. Circuit breakers are the main power-controlling elements that are switched on and off during normal

What is the Difference between Soft Starter and VFD?

The main difference between VFD and Soft Starter is that a VFD can increase or decrease the speed of the motor, while a soft starter only controls the smooth start and stop

ac hum and contact bounce in magnetic contactor

AC Hum & Contact bounce in Magnetic Contactor?

AC hum & contact bounce in a magnetic contactor cause premature failure of the contactor. In this post we will discuss in detail what is

Which Bulb Glows Brighter When Connected in Series & Why?

We can connect the bulbs in the series or parallel according to the desired application. The lumen of the bulb depends on the current flowing

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