Baker Hughes Electrical Supervisor Interview Questions and Answers

Q1. I am electrical technician Offshor returner
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Q2. Diploma 12th
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Q1. To
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Q1. Technical questions
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Rotten egg on inverted pen, social media

Q1. Interview questions
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Q1. Unit of resistance
Ans. 
The unit of resistance is ohm (Ω), named after German physicist Georg Simon Ohm.
• The unit symbol for resistance is Ω

• Resistance is measured using an ohmmeter

• 1 ohm is equal to 1 volt per ampere (V/A)
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Q2. Unit of current
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The unit of current is Ampere (A)
• The unit of current is named after the French physicist Andre-Marie Ampere

• 1 Ampere is defined as the flow of 1 Coulomb of charge per second

• Commonly used prefixes for current include milliampere (mA) and microampere (μA)
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Q1. Preventive Maintenance of All Kinds of H.V & LV Breakers, Motors, Voltage Up To 33 KV & 11 KV & 6.6.KV /2400 KW ,Transformer(15.75KV /230 KV ), Corrective Maintenance of HV/MV /LV Switches gears,VCB,AC...read more
Ans. 
Preventive and corrective maintenance of various electrical equipment including breakers, motors, transformers, and relays.
• Perform regular maintenance on high and low voltage breakers, motors, and transformers.

• Test and calibrate various protection relays for motors, transformers, and generators.

• Conduct transformer oil BDV test, thermal scanning, and earth fault and prediction tests.

• Terminate high voltage motors, instal...read more
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Q2. Preventive Maintenance of All Kinds of H.V & LV Breakers, Motors, Voltage Up To 33 KV & 11 KV & 6.6.KV /2400 KW ,Transformer(15.75KV /230 KV ), Corrective Maintenance of HV/MV /LV Switches gears,VCB,AC...read more
Ans. 
Preventive and corrective maintenance of various electrical equipment including breakers, motors, transformers, and relays.
• Perform regular maintenance tasks on high and low voltage breakers, motors, and transformers.

• Test and calibrate protection relays for motors, transformers, and generators.

• Conduct transformer oil BDV tests, thermal scanning, and earth fault and prediction tests.

• Terminate high voltage motors, install...read more
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Q3. Preventive Maintenance of All Kinds of H.V & LV Breakers, Motors, Voltage Up To 33 KV & 11 KV & 6.6.KV /2400 KW ,Transformer(15.75KV /230 KV ), Corrective Maintenance of HV/MV /LV Switches gears,VCB,AC...read more
Ans. 
Preventive and corrective maintenance of various electrical equipment including breakers, motors, transformers, switches, relays, and testing/calibration of protections.
• Preventive maintenance of H.V & LV breakers, motors, transformers, switches, etc.

• Corrective maintenance of HV/MV/LV switchgears, breakers, cubicles, etc.

• Testing and calibration of various protection relays for motors, transformers, generators.

• Transforme...read more
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Q1. Assigned for the Construction, Commissioning and Operation works related to tunnel system
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Q2. Work includes Loop checking, testing, commissioning, functional test and trouble shooting of LV Switch gear. MCC, Motors, VFD
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Q1. 1. Tell me about urself. 2. Questions from whatever projects,achievements you highlighted in resume or during answering ques bo 1
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Q1. Difference between induction motor and synchronous motor
Ans. 
Induction motor operates on the principle of electromagnetic induction, while synchronous motor operates at a constant speed determined by the frequency of the power supply.
• Induction motor does not require any external excitation to run, while synchronous motor requires a separate DC power source for excitation.

• Induction motor has a slightly lower efficiency compared to synchronous motor.

• Synchronous motor is used in ap...read more
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Q2. Switchgear , types and working
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Q3. Transformer parts and use
Ans. 
Transformer parts include core, windings, and insulation. It is used to step up or step down voltage in electrical systems.
• Transformer parts: core, windings, insulation

• Core: provides magnetic path for flux

• Windings: primary and secondary coils

• Insulation: prevents short circuits

• Used to step up or step down voltage in electrical systems
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