## Mechanical Engineering Interview Questions

What is the purpose of scrapper ring Scrap the excess lube oil from the cylinder walls. There by preventing oil from entering combustion zone. How catalyst converter works? In Fuel Cell, a catalyst is a substance that causes or accelerates a chemical reaction without itself being affected. Catalysts participate in the reactions, but are neither reactants nor products of the

## Interview Questions On Strength of Materials | Questions Asked in Mechanical Engineering Interview

1. Can anybody please provide any link to calculate force required to bend a metal sheet into pipe? or describe how is it calculated? It depends upon the thickness of sheet and required diameter to be formed from the sheet. 2. A bearing designated as 6205 , what is it’s bore diameter: Generally for bearing bore diameter is 5

## Latest Updates in Mechanical Engineering

1hp=how much rpm We need Torque to find out. Apply this formula: T = HP x 5252            rpm T = torque (in lb-ft) HP = horsepower 5252 = constant rpm = revolutions per minute which mechanism is used in automobile gearing system Differential mechanism why different types of sound are produced in different bikes though they say run on

## Mechanical Engineering Interview Questions

What is the function of EGR valve EGR means Exhaust Gas Recirculation. The main function of EGR is to control NOx emission from the engine. At elevated temperature (during long run & full condition)if due to some reasons engine gets heated up beyond certain level… it produces NOx emission. In order to avoid this pollution , we have to control