Selec Controls Interview Questions, Process, and Tips

DSA,ARRAYS,APTITIDE,5 FIX SUMS

Women wrong and women right agree?

They will give assignment on the basis of basic PCB design

Q1. Symbol creation, about routing, clearances, emc, ipc standards, PCB materials etc
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Q1. Questions Related to Power Electronics
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Q2. Question from your Projects
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MCQs from Power Electronics on AMCAT platform

Q1. Technical round in which they ask some good question from Power electronics mainly from Choppers
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Q2. Questions from Control system and power system as well
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Q1. It was final round in which your behaviour was tested
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Well it was my basic introduction and hobbies and stuff

Q1. They Gave me a technical question paper to solve which was of like 3o marks (MCQ)
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Q2. What is a MOSFET?
Ans. 
A MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is a type of transistor that is widely used in electronic devices.
• MOSFET is a three-terminal device that can amplify or switch electronic signals.

• It is made up of a metal gate electrode, an insulating layer of oxide, and a semiconductor channel.

• MOSFETs are commonly used in integrated circuits (ICs) and power electronics.

• They are used in various applications s...read more
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Q3. Solve this voltage divider circuit
Ans. 
The voltage divider circuit is used to divide a voltage into smaller fractions using resistors.
• The output voltage can be calculated using the formula Vout = Vin * (R2 / (R1 + R2))

• The resistors R1 and R2 are connected in series between the input voltage source and ground

• The voltage across R2 is the output voltage Vout

• The voltage across R1 is Vin - Vout

• The ratio of R2 to the total resistance (R1 + R2) determines the outp
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Q4. How to use a multimeter
Ans. 
A multimeter is a versatile tool used to measure electrical quantities such as voltage, current, and resistance.
• Start by selecting the appropriate measurement function on the multimeter (e.g., voltage, current, resistance).

• Ensure the multimeter is set to the correct range for the expected value.

• Connect the test leads to the appropriate terminals on the multimeter.

• Place the test leads across the component or circuit bei...read more
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Q5. What is an induction motor
Ans. 
An induction motor is an AC electric motor in which power is supplied to the rotor by electromagnetic induction.
• An induction motor is commonly used in various applications such as industrial machinery, household appliances, and electric vehicles.

• It operates on the principle of electromagnetic induction, where a rotating magnetic field is created by the stator winding.

• The rotating magnetic field induces currents in the ...read more
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Q6. Any idea about VFDs ?
Ans. 
VFDs, or Variable Frequency Drives, are electronic devices used to control the speed and torque of electric motors.
• VFDs are commonly used in industrial applications to regulate the speed of motors in machinery.

• They work by adjusting the frequency and voltage supplied to the motor, allowing for precise control over its speed and torque.

• VFDs can help save energy by reducing the motor's speed when full power is not requir...read more
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Q7. Any idea about EMI EMC test ?
Ans. 
EMI EMC test refers to electromagnetic interference and electromagnetic compatibility testing.
• EMI EMC test is conducted to assess the ability of electronic devices to function properly in the presence of electromagnetic interference.

• It involves measuring the electromagnetic emissions from the device under test and ensuring that they comply with regulatory standards.

• EMC testing is performed to ensure that electronic dev...read more
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