SSC JE Mechanical Engineering 3rd March 2017 Shift-2

Instructions

For the following questions answer them individually

Question 41

For a flow to be rotational, velocity normal to the plane of area should be equal to the _____.

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Question 42

A fluid in which resistance to deformation is independent of the shear stress, is called _____.

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Question 43

The rate of change of linear momentum is equals to _____.

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Question 44

The force buoyancy is dependent on _____.

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Question 45

The vapour pressure over the concave surface is _____.

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Question 46

Bernoulli's equation cannot be applied when the flow is _____.

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Question 47

When a body floating in a liquid is displaced slightly, it oscillates about _____.

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Question 48

Heaviest fluid is _____.

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Question 49

A hydrometer is used to determine _____.

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Question 50

A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used?

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