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The least count of a Vernier caliper is the smallest measurement that can be accurately read.
The least count is determined by the number of divisions on the main scale and the Vernier scale.
The formula to calculate the least count is: Least Count = Value of one main scale division / Number of Vernier scale divisions.
For example, if the main scale has 10 divisions and the Vernier scale has 20 divisions, the least count
I applied via Walk-in and was interviewed in Nov 2021. There were 2 interview rounds.
Star delta starter is used to reduce the starting current of induction motors.
Reduces the starting current of induction motors
Prevents excessive voltage drop in the power supply
Protects the motor windings from overheating
Allows for smooth and controlled motor starting
Commonly used in applications where high starting torque is not required
The OLTC (On-Load Tap Changer) in a transformer is typically connected to the high voltage side.
OLTC is connected to the high voltage winding of the transformer
It allows for tap changing while the transformer is energized
The low voltage side remains fixed while the high voltage side can be adjusted
Yes, OLTC is always connected in the HT voltage side.
OLTC stands for On-Load Tap Changer.
It is a device used in electrical power transformers to regulate the voltage level.
OLTC is typically connected on the high voltage (HT) side of the transformer.
It allows for tap changing while the transformer is energized and under load.
By changing the tap position, the OLTC can adjust the transformer's output voltage.
This helps to...
UV coil is a component used in HVAC systems to disinfect air by emitting ultraviolet light.
UV coil is installed in the air handling unit of HVAC systems.
It emits ultraviolet light to kill or deactivate microorganisms like bacteria, viruses, and mold spores.
UV light damages the DNA and RNA of these microorganisms, preventing them from reproducing.
UV coil helps improve indoor air quality by reducing the presence of harmf...
UV Coil provides protection against over voltage and under voltage.
UV Coil is a device used in electrical systems to protect against voltage fluctuations.
It monitors the voltage levels and activates when the voltage exceeds or falls below the specified limits.
When the voltage exceeds the upper limit, the UV Coil disconnects the power supply to prevent damage to the equipment.
Similarly, when the voltage falls below the ...
JCB interview questions for popular designations
I applied via Naukri.com and was interviewed in Dec 2020. There were 3 interview rounds.
Get interview-ready with Top JCB Interview Questions
I applied via Company Website and was interviewed in Aug 2021. There was 1 interview round.
I enjoy the problem-solving aspect of the job and the satisfaction of fixing things.
Problem-solving: I enjoy the challenge of diagnosing and troubleshooting issues with machinery and equipment.
Hands-on work: I find satisfaction in using my skills and knowledge to physically repair and maintain equipment.
Variety: Every day brings new challenges and tasks, which keeps the job interesting.
Teamwork: Collaborating with coll...
Potential risks in repair and maintenance work include electrical hazards, falls, exposure to hazardous substances, and equipment malfunctions.
Electrical hazards: Working with live wires or faulty electrical systems can lead to electric shocks or fires.
Falls: Working at heights or on unstable surfaces can result in slips, trips, or falls.
Exposure to hazardous substances: Repairing or maintaining equipment may involve h...
Skills required for maintenance and repair workers include mechanical aptitude, problem-solving, and attention to detail.
Mechanical aptitude and knowledge of tools and equipment
Problem-solving and critical thinking skills
Attention to detail and ability to follow instructions
Physical stamina and strength
Good communication and teamwork skills
Examples: repairing machinery, troubleshooting electrical systems, performing ro
Maintenance and repair workers are responsible for fixing and maintaining equipment and machinery.
Performing routine maintenance on equipment and machinery
Diagnosing and repairing mechanical, electrical, and hydraulic issues
Replacing faulty parts and components
Maintaining and repairing building systems such as HVAC and plumbing
Keeping accurate records of maintenance and repairs
Following safety procedures and regulation...
To become a general maintenance worker, one can start by obtaining a high school diploma or GED and gaining experience through on-the-job training or vocational school.
Obtain a high school diploma or GED
Gain experience through on-the-job training or vocational school
Develop skills in areas such as plumbing, electrical work, carpentry, and HVAC
Obtain certifications in relevant areas such as OSHA safety, welding, or refr...
I applied via Campus Placement and was interviewed before May 2022. There was 1 interview round.
I have experience with various technical software including CAD, statistical analysis tools, and quality management systems.
Proficient in CAD software such as SolidWorks and AutoCAD
Familiar with statistical analysis tools like Minitab and JMP
Experience with quality management systems like ISO 9001 and AS9100
Knowledge of programming languages like Python and MATLAB
Familiarity with Microsoft Office Suite and Google Suite
I applied via Recruitment Consulltant and was interviewed in Mar 2021. There were 2 interview rounds.
Alternate sourcing is the process of identifying and selecting alternative suppliers for goods or services.
Identify the need for alternate sourcing
Research and identify potential alternative suppliers
Evaluate the potential suppliers based on quality, cost, and delivery
Negotiate terms and conditions with the selected supplier
Implement the new sourcing strategy and monitor performance
Maintain relationships with both prim
I applied via Naukri.com and was interviewed in Aug 2021. There were 3 interview rounds.
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