Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

what will happen if diesel engine make to run with petrol

Hyundai,

5 9124

whether its necessary to consider erw pipes as a seam pipe

Hyundai,

1 2193

How work the mobail vibrator

641




What is the difference between kg/cm2 / Bar /psi in pressure units?

TATA, Tata Steel Limited,

2 7861

what should be sensor sensitivity of accelerometer in vibration? And what is the main difference between accelerometer and proximity sensors and others?

Reliance,

1233

Pipe Lin Question

Reliance,

1 2310

Question for mech.engineer in dmrc

689

Which bearing offers lowest friction?

5 8753




what is the three phase induction motor? what is difference between motor used in household instruments and induction motor?

Essel,

730

What is the purpose of jockey oil pump in turbine.generator..????

2 3870

What is meant by stages in turbine....what is there purpose....????

2 2711

Hiii...I am from instrumentation dept in last plant and now in new plant management transferrd me to turbine dcs operation...how and which way I can prepare for dcs operation...time is just 1 month...???

591

Hello i want to design a portable 1/4HP pressure washer pump like elgi reciprocating pump which are being used in service station.what are the design aspects to taken in to consideration for making new pump.

771

How do you define mechanical efficiency in case of compressor? How it is different that of an IC engine?

1012

What does SAE-40 represents? and what is a multi-grade oil?

1 2845


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Un-Answered Questions { Mechanical Engineering }

what will be the angular speed of a model of turbine whose dia is half of the real one and operating in 1/4 th of the head of the real turbine rotating in Nrpm.

773


Purpose of lubricator in a large diesel engine.

762


The efficiency of a pin fin with insulated tip is

146


What are the things needed to have an efficient boiler burning?

831


what is fullform of ge 9ea gas turbine

2291






As per api 650 code for new ss tank fabrication,in bottom plate bulge is acceptable? How many bulge acceptable for api 650?

1243


pls any one send me the last 5 years rrb QP - hari.devarajan@gmail.com

1198


Explain mechanism of fatigue failure.

989


Explain the procedure of charging reciprocating compressor?

1403


What are the causes of turbine vibration

684


HOW TO CALCULTE THE TR CAPACITY FOR SCREW COMPRESSOR, RECIPROCATING COMPRESSOR,PHE & COOLING TOWER? HOW TO CALCULATE THE FLOW RATING OF PUMPS?

2339


How to find rating of Chiller a.c. plant i.e. how to calculate the a.c. load of an area, feeded by Chiller ?

2774


How fuel oil consumed by medium engine?

676


why study in Michigan tech univ

766


What is the material used ball screw rod

621