Questions from BAJAJ

1.For the same size which one is more efficient;
Engine working on Otto cycle
Engine working on diesel cycle
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2.After saturation state the gas above the liquid can be called as

a. Perfect gas

b. Vapor

c. –-

3.Material of crank Shaft


4.Formula of degree of freedom related to 4 bar link


5.classius(second law of thermodynamics)


6.What happen if we put petrol in the diesel engine?
a. Knocking

b. Will not start

7.F force is acting on a rectangular bar of cross section A and the young modulus of

elasticity is E, then find the elongation in the bar.


8.Normal time=
Standard time + allowances
Standard time – allowances
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–


9. One question on pipe flow, have to find out weather it is turbulent or laminar.

10.One question on heat treatment of materials

11.Which material has high % of carbon

Four alloy steels were given.

12.One question on the assumptions of Bernoulli equation.


13. One question on Tool angle Ans. back rack angle.

Few question based on the materials.