6 Adani Wilmar Maintenance Engineer Interview Questions & Answers | Complete Prep Guide 2025

Adani Wilmar Maintenance Engineer Interview Experiences

2 interviews found

Maintenance Engineer Interview Questions & Answers

Anonymous

posted on 20 Apr 2024

Interview experience

Excellent

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

No response

I applied via Naukri.com and was interviewed in Mar 2024. There was 1 interview round.

Round 1 - One-on-one

(5 Questions)

Q1. Explain completed details of Errection & Comissining of Pneumatic Compressor?

Ans.

Erection and commissioning of a pneumatic compressor involves assembling the components, connecting the necessary piping, testing for functionality, and fine-tuning for optimal performance.

Assemble the components of the pneumatic compressor according to the manufacturer's instructions.
Connect the necessary piping for air intake, compression, and output.
Test the compressor for functionality by running it empty and check...

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Q2. How to calculate blowdown of cooling tower? What are the maintenance practice followed in maintenance efficiency of cooling tower? How to calculate capacity of cooling tower?

Ans.

Blowdown of cooling tower can be calculated using cycles of concentration. Maintenance practices include regular cleaning, inspection, and water treatment. Cooling tower capacity can be calculated based on heat load and design parameters.

Calculate blowdown using cycles of concentration formula: Blowdown = Evaporation Loss / (Cycles of Concentration - 1)
Maintenance practices include regular cleaning of cooling tower fil...

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Q3. Explain RCM in detail ?

Ans.

RCM stands for Reliability Centered Maintenance, a proactive maintenance strategy focused on identifying and preventing equipment failures.

RCM is a systematic approach to maintenance planning that aims to optimize maintenance tasks to ensure equipment reliability.
It involves analyzing the functions and potential failure modes of equipment to determine the most effective maintenance strategies.
RCM prioritizes maintenanc...

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Q4. Classify pumps on the basis of casings ?

Ans.

Pumps can be classified based on their casings as follows: volute casing, axial split casing, and radial split casing.

Volute casing pumps have a spiral-shaped casing that gradually expands to the discharge outlet.
Axial split casing pumps have a casing split along the horizontal centerline of the pump.
Radial split casing pumps have a casing split along the vertical centerline of the pump.

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Q5. Explain the working principle of Air compressor ?

Ans.

Air compressor works by compressing air to increase its pressure and decrease its volume.

Air is drawn into the compressor through an intake valve.
The air is then compressed using a piston or rotating impeller.
Compressed air is stored in a tank or released directly for use.
Examples of air compressors include reciprocating, rotary screw, and centrifugal compressors.

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Maintenance Engineer Interview Questions & Answers

Anonymous

posted on 26 Jul 2021

I applied via Naukri.com and was interviewed in Jan 2021. There were 3 interview rounds.

Interview Questionnaire

1 Question

Q1. Safety during confined space?

Ans.

Safety during confined space is crucial to prevent accidents and ensure the well-being of workers.

Proper training and education on confined space hazards
Use of personal protective equipment (PPE) such as respirators, harnesses, and gas detectors
Implementing a permit system to control access and monitor activities
Continuous monitoring of atmospheric conditions
Establishing emergency procedures and rescue plans
Regular equ...

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Senior Engineer Interview Questions & Answers

Wipro Enterprises Ltd

Anonymous

posted on 28 Feb 2025

Interview experience

Good

Difficulty level

Moderate

Process Duration

2-4 weeks

Result

Selected

I was interviewed before Feb 2024.

Round 1 - Technical

(2 Questions)

Q1. Life cycle in angular,component communication,Directives ,component

Ans.

Angular life cycle, component communication, directives, and components are key concepts in Angular development.

Angular life cycle includes ngOnChanges, ngOnInit, ngDoCheck, ngOnDestroy, etc.
Component communication can be achieved using @Input, @Output, services, or event emitters.
Directives in Angular are used to add behavior to DOM elements.
Components are the building blocks of Angular applications, each representing...

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Q2. Basic javascript Queastion

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Round 2 - HR