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VFD has various control modes like V/F control, vector control, sensorless vector control, torque control, etc.
V/F control is the most basic control mode
Vector control provides better speed and torque control
Sensorless vector control eliminates the need for an encoder
Torque control is used for applications that require precise torque control
Other control modes include open-loop control, closed-loop control, etc.
Copper or aluminum conductors are used in 132KV transmission lines for their high conductivity and low resistance.
Copper and aluminum are the most commonly used conductors.
Copper has higher conductivity but is more expensive than aluminum.
Aluminum has lower conductivity but is lighter and cheaper than copper.
The choice of conductor depends on factors such as cost, weight, and transmission distance.
Other factors such as...
GRR does not directly affect RPM. RPM is controlled by the motor's power supply and load.
GRR (Gear Ratio Range) affects torque and speed of the motor, not RPM
RPM is controlled by the power supply and load on the motor
Increasing the voltage of the power supply can increase RPM
Decreasing the load on the motor can increase RPM
GRR can indirectly affect RPM by changing the torque and speed of the motor
Top trending discussions
I was interviewed before Nov 2016.
Yes, I am willing to work at any location for the Senior Engineer position.
I am open to relocating for the right opportunity
I have experience working in different locations
I am flexible and adaptable to new environments
I have a proven track record of staying calm and focused in challenging situations, allowing me to problem-solve effectively.
I have experience working in high-pressure environments and have successfully delivered projects on time despite obstacles.
I am adaptable and can quickly assess a situation to determine the best course of action.
I have strong problem-solving skills and can think creatively to find solutions in ad
I applied via Campus Placement
I applied via Campus Placement and was interviewed before Feb 2023. There were 2 interview rounds.
Basic math and quantitative aptitude related questions
The company is a leading technology firm specializing in software development and engineering solutions.
Founded in 2005 by a group of software engineers
Provides services in web development, mobile app development, and cloud computing
Clients include Fortune 500 companies such as Google and Microsoft
Gate 2017 test for appti. bsnsn
posted on 31 Dec 2022
I was interviewed in Jul 2022.
400 kv hardware detected - need more context to provide answer
What type of hardware is being referred to?
What is the context of the detection?
What are the potential implications of the detection?
What steps need to be taken next?
posted on 4 Feb 2025
I was interviewed before Feb 2024.
Related to a recent issue.
A multimeter is an electronic device used to measure voltage, current, and resistance in electrical circuits.
It can measure AC and DC voltage
It can measure AC and DC current
It can measure resistance
It can also measure other electrical parameters such as capacitance and frequency
It typically has a digital display for easy reading
Examples of multimeter brands include Fluke, Klein Tools, and Extech
I applied via Naukri.com and was interviewed in Jan 2021. There was 1 interview round.
I applied via Company Website and was interviewed in Jan 2022. There were 2 interview rounds.
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NTPC
Tata Power
Adani Power
Power Grid Corporation of India