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TIG, MIG in Welding
Tungsten Inert Gas welding and Megnesium Inert Gas welding is used for which material welding and what are their advantages?
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Annealing, Normalizing, Carburizing
What is annealing, normalizing, carburizing w.r.t iron carbon equilibirium and also mention its temperature ranges.
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Heat Transfer
You have two layer of material to provide insulation. They have heat transfer co-efficient (k1>k2). How will you obtain better insulation?
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Measuring Tool
What is uncertainty of measuring tool? How is it found?
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Vernier Calliper Material
What is the material of Vernier Calliper?
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Stagnation Property
What is stagnation property? What are its assumptions?
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Reversible / Cyclic Process
What is the difference between reversible process and cyclic process in thermodynamics?
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Pump Displacement
Explain What is positive and non-positive displacement?
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Engine Test
How to find the max load of the engine?
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Barriers and Tunneling
What are Barriers and Tunneling?
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Disc Brake
Why do most of the vehicle have disc brake only in the front axle?
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Engine Gear Box
Gear box is for power transmission, then why cant we give a small gear box for big engine and vice versa?
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Black Tyres
Why tyres are ever made black?
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Rotating Objects
Why do objects rotating with more speed appearing to be stationary and sometimes appearing as rotating in the opposite direction?
Mechanical Engineering Interview Questions
Ans