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Mechanical SSC J.E Quiz-49

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Question 1

When can a piezometer be not used for pressure measurement in pipes?

Question 2

Which one of the following is the major alloying element in Invar?

Question 3

A simple mechanism has:

Question 4

A grinding wheel of 150 mm diameter is rotating at 3000 rpm. The grinding speed is _____.

Question 5

The polar section modulus of a solid circular shaft of diameter 'd' about an axis through its centre of gravity is_____.

Question 6

What is the expression for the crippling load for a column of length L with one end fixed and other end free ?

Question 7

The outer surface of a long cylinder is maintained at constant temperature. The cylinder does not have any heat source.
The temperature in the cylinder will
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