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The earthing conductor in a 3 pin socket is big in size to provide a low resistance path for fault currents to safely dissipate into the ground.
Large size reduces resistance, allowing fault currents to flow easily
Ensures safety by preventing electric shocks
Meets regulatory standards for grounding systems
Protects against electrical fires and equipment damage
BDV test stands for Breakdown Voltage test, used to measure the dielectric strength of insulating oils.
BDV test is conducted to determine the ability of insulating oils to withstand electrical stress without breaking down.
It involves applying a voltage to the oil sample until it breaks down, and measuring the voltage at which breakdown occurs.
The test helps in assessing the quality and condition of the insulating oil u...
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MTTR is the average time to repair a failed system, while MTBF is the average time between failures.
MTTR measures downtime and repair time, while MTBF measures reliability and uptime.
MTTR is a measure of how quickly a system can be restored after a failure, while MTBF is a measure of how long a system can operate without failing.
MTTR is typically used to evaluate maintenance performance, while MTBF is used to evaluate ...
posted on 9 Dec 2023
I applied via Job Portal and was interviewed in Feb 2023. There were 2 interview rounds.
HVAC maintenance process involves regular inspection, cleaning, and repair of heating, ventilation, and air conditioning systems.
Regular inspection of HVAC systems to identify any potential issues
Cleaning of air filters, ducts, and coils to ensure proper airflow and prevent contamination
Repair or replacement of faulty components to maintain system efficiency
Testing and balancing of airflows to ensure optimal performanc...
posted on 25 Jul 2021
I applied via Company Website and was interviewed before Jul 2020. There were 4 interview rounds.
There are several types of pumps used in mechanical engineering.
Centrifugal pumps
Reciprocating pumps
Rotary pumps
Diaphragm pumps
Gear pumps
Vane pumps
Screw pumps
Jet pumps
Peristaltic pumps
Piston pumps
The parts of a pump include impeller, casing, shaft, bearings, seals, and motor.
Impeller: Rotating component that imparts energy to the fluid.
Casing: Encloses the impeller and directs the flow of fluid.
Shaft: Transmits the rotational motion from the motor to the impeller.
Bearings: Support the shaft and reduce friction.
Seals: Prevent leakage of fluid along the shaft.
Motor: Provides the power to drive the pump.
posted on 28 Jan 2025
I was responsible for designing and testing mechanical components for various projects.
Designed mechanical components for new products
Conducted testing and analysis to ensure functionality and safety
Collaborated with other engineers and departments to meet project goals
I applied via Walk-in and was interviewed before Aug 2021. There was 1 interview round.
Answers to questions related to construction and engineering.
1) M25 ratio is a mix design ratio used in concrete construction.
2) Steel density is the mass per unit volume of steel.
3) Steel weight can be calculated by multiplying the volume of steel by its density.
4) Plastering ratio refers to the proportion of cement and sand used in plastering.
5) The number of bricks in 1 cubic meter depends on the size of the bricks.
I applied via Referral and was interviewed before May 2023. There was 1 interview round.
I applied via Walk-in and was interviewed before Jul 2019. There were 2 interview rounds.
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