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SSC JE 2019 - 20 technical Quiz 52

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Question 1

Which one of the following is correct, when a nut is tightened by placing a washer below it, the bolt will be subjected to _________.

Question 2

A point in two–dimensional stress state, is subjected to biaxial stress as shown in the above figure. The shear acting on the plane AB is
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Question 3

Which one of the following processes produces a casting when pressure forces the molten metal into the mould cavity?

Question 4

If the enthalpy drop in the moving blades and fixed blades of a steam turbine is 10 kJ/kg and 15 kJ/kg respectively then the degree of reaction is

Question 5

Why are surge tanks used in pipe line?

Question 6

The fouling factor in heat exchanger is defined as __________.

Question 7

In which of the following processes, the heat is fully converted into work?

Question 8

The values of enthalpy at the beginning of compression, at the end of compression and at the end of condensation are 185 kJ/kg, 210 kJ/kg and 85 kJ/kg, respectively, What is the value of the COP of the vapour compression refrigeration system?

Question 9

In the atomic hard-sphere model of the crystal structure of Cooper, what is the edge length of unit cell?

Question 10

The enthalphy drop for flow through convergent horizontal nozzles is 100 kJ/kg. If the velocity of approach at inlet to the nozzle is negligible, the exit velocity of the fluid is

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ESE & GATE ME General

Apr 23ESE & GATE ME