Induction Motor Interview Questions and Answers-Q.31-40
Q.31 What are the various method of measuring slip? We can measure the slip of the induction motor by following methods. The actual measurement of
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 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
What is Ohm’s Law? Ohm’s law states the relationship between the potential difference and current in the circuit. The current in the circuit depends on
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 & 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