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SSC JE 2019-20 Technical Quiz 92

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Question 1

Among the following four designs of a flywheel with given mass M (kg) and external diameter D (m), which is the one with highest energy storage capacity?

Question 2

The brake power of a diesel engine, keeping other parameters constant, can be increased by

Question 3

The fouling factor in heat exchanger is defined as __________.

Question 4

Velocity for flow through a pipe, measured at the centre is found to be 2 m/s. Reynolds number is around 800.The average velocity in the pipe is ___.

Question 5

Piezometer is not normally used for measurement of ____.

Question 6

Pand Pare the initial and final pressures in two stage compression.The intermediate pressure for minimum work input in multistage compression is given by ____.

Question 7

A real gas behaves as an ideal gas at ____.

Question 8

In oblique cutting of metals, the cutting edge of tool is_______.

Question 9

Which of the following casting defect is due to improper ramming ?

Question 10

The crippling load for both ends fixed long column is given by_____.
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