SSC JE Mechanical 2017- Daily Quiz 6

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Question 1

Modulus of rigidity is the ratio of:

• AAxial stress to lateral strain
• BLinear stress to longitudinal strain
• CShear stress to shear strain
• DHydrostatic stress to volumetric strain

Question 2

A universal joint is an example of:

• ALower pair
• BHigher Pair
• CRolling pair
• DSliding pair

Question 3

Roots blower is an example of ___________.

• AReciprocating (positive displacement) compressor
• BRotary (positive displacement) compressor
• CCentrifugal compressor
• DAxial compressor

Question 4

For the radiation between two infinite parallel planes of emissivity respectively, which one of the following is the expression for emissivity factor?

• A
• B
• C
• D

Question 5

Venturimeter is used to measure flow of fluids in pipes when pipe is

• Ahorizontal
• Bvertical, flow downwards
• Cvertical, flow upwards
• Din any position

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