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I applied via Campus Placement
AC motor speed can be controlled using methods like voltage control, frequency control, and pole changing.
Voltage control: Adjusting the voltage supplied to the motor to change its speed.
Frequency control: Changing the frequency of the AC power supplied to the motor to control its speed.
Pole changing: Altering the number of poles in the motor to adjust its speed.
Using variable frequency drives (VFDs) for precise speed
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posted on 27 Jan 2021
I applied via Naukri.com and was interviewed in Dec 2020. There were 4 interview rounds.
A motor is a device that converts electrical energy into mechanical energy to produce motion.
Motors are commonly used in various applications such as electric vehicles, industrial machinery, and household appliances.
They work on the principle of electromagnetic induction, where a current-carrying conductor experiences a force in the presence of a magnetic field.
Motors can be categorized into different types such as DC ...
posted on 23 Apr 2023
I applied via Naukri.com and was interviewed in Mar 2023. There were 2 interview rounds.
posted on 29 Mar 2024
VFD stands for Variable Frequency Drive which controls the speed of an AC motor by varying the frequency and voltage of the power supplied to the motor.
VFD controls the speed of an AC motor by adjusting the frequency and voltage of the power supplied to the motor.
It helps in saving energy by matching the motor speed to the actual load requirements.
VFD provides protection to the motor by monitoring parameters like curre...
posted on 12 Oct 2023
I applied via Walk-in and was interviewed in Sep 2023. There were 2 interview rounds.
A substation is a part of an electrical generation, transmission, and distribution system that transforms voltage levels.
Substations are used to control and distribute electrical power.
They contain transformers to change voltage levels.
Substations may have circuit breakers to protect against faults.
They can be indoor or outdoor installations.
Substations play a crucial role in the power grid.
Examples of substations incl...
posted on 16 Feb 2022
I applied via Company Website and was interviewed in Jan 2022. There were 2 interview rounds.
posted on 17 Jan 2023
I applied via Naukri.com and was interviewed in Dec 2022. There were 2 interview rounds.
I applied via Naukri.com and was interviewed before Mar 2020. There were 4 interview rounds.
Power plants generate electricity by converting various forms of energy into electrical energy.
Fuel is burned to produce heat, which is used to create steam.
The steam drives a turbine, which powers a generator to produce electricity.
Different types of power plants include coal-fired, natural gas-fired, nuclear, hydroelectric, and renewable energy sources.
Power plants require regular maintenance and monitoring to ensure
I applied via Walk-in and was interviewed before Sep 2021. There were 3 interview rounds.
Solar related questions.
I applied via Recruitment Consultant and was interviewed in Mar 2020. There was 1 interview round.
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