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SSC JE 2019-20 Technical Quiz 78

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Question 1

Austempering is employed to obtain _________.

Question 2

The best suited process to thick weld in single run is ___________.

Question 3

Ratio of specific heat for an ideal gas is given by

Question 4

Which one of the following statements is correct?
Increasing the number of reheating stages in a gas turbine to infinity, makes the expansion tending?

Question 5

Dryness fraction is defines as ratio of _______ in a liquid- vapour mixture.

Question 6

Which one of the following expresses the maximum blade efficiency of a Parson’s turbine?

Question 7

For the analysis of thick cylinders, the theory applicable is

Question 8

A gear having 100 teeth is fixed and another gear having 25 teeth revolves around it. Centre line of both the gears being joined by an arm. How many revolutions will be made by the gear of 25 teeth for one revolution of arm?

Question 9

A wall of thickness 0.6 m has a normal area 1.5 m2 and is made up of material of thermal conductivity 0.4 W/mK. The temperature on the two sides are 8000 C and 1000 C. What is the thermal resistance of the wall?

Question 10

EOQ is the order quantity at which the cost of carrying equals the cost of?
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