Ambuja Cements Foreman Interview Questions and Answers

Capacitor banks are used to improve power factor, reduce reactive power, and enhance voltage stability in electrical systems.

• Capacitor banks are used to correct power factor in electrical systems.

• They help reduce reactive power and improve the efficiency of power transmission.

• Capacitor banks are commonly used in industries, commercial buildings, and power distribution networks.

• They can enhance voltage stability and red...read more

Capacitor bank for a motor is selected based on power factor correction and motor size.

• Calculate the power factor of the motor

• Determine the required power factor correction

• Select a capacitor bank with appropriate kVAR rating

• Consider the motor size and load characteristics

• Ensure the capacitor bank can handle the motor's reactive power demand

We use electromagnetic relays in our plant.

• Electromagnetic relays are commonly used in industrial applications.

• They use an electromagnet to control the switching mechanism.

• These relays are reliable and have a long lifespan.

• Examples of electromagnetic relays include power relays and control relays.

GRR and LRS are statistical methods used in engineering for different purposes.

• GRR stands for Gauge Repeatability and Reproducibility, which measures the variation in measurement systems.

• LRS stands for Linearity, Repeatability, and Stability, which measures the performance of a measurement system over time.

• GRR focuses on the measurement system's ability to provide consistent and repeatable results.

• LRS focuses on the me...read more