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SSC JE 2019-20 Technical Quiz 87

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Question 1

Martensite is formed from Austenite on ________.

Question 2

Chezy’s equation is used to determine _________.

Question 3

In a vapour absorption refrigeration system the refrigeration temperature is –15 °C. The generator is operated by solar heat where the temperature reached is 110 °C. The temperature of surrounding where heat rejected is 55 °C. The maximum COP of the system is _________.

Question 4

Which of the following is acceptable phrase of the Kelvin-Planck statement of the 2nd law of thermodynamics ___________.

Question 5

Select the correct statement for 50% reaction stage in a steam turbine ________.

Question 6

In a stress strain curve the conventional and true stress of the uniform rod of circular cross section area are based on respectively ________.

Question 7

A die in which blanking and piercing operations can be performed simultaneously is called _________.

Question 8

The design calculations for members subjected to fluctuating loads with the same factor of safety yield the most conservative estimates when using _________.

Question 9

A fin will be least effective when Biot number is _________.

Question 10

A manufacturing plant has a capacity to produce 15000 units of a product per year. If average monthly demand of product increases from 1000 units in 2018 to 1100 units in 2019, the percentage change in production factor is equal to
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