SSC JE Mechanical Engineering 1st March 2017 Shift-1

Instructions

For the following questions answer them individually

Question 141

Hydraulic grade line as compared to the centre line of conduct ______.

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Question 142

A Piezometer cannot be used for pressure measurement in pipes when _______.

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Question 143

A Hot Wire Anemometer is used for the measurement of ______.

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Question 144

Friction drag is generally larger than the pressure drag in _______.

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Question 145

If one of the wall moves in the direction of flow with uniform velocity while the other wall is stationary, then the resulting flow between parallel walls is called ______.

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Question 146

The ratio of the energy absorbed by the body to total energy falling on it is called _____.

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Question 147

In a flow field, at the stagnation point _______.

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Question 148

Viscosity is the most important property in the ______.

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Question 149

If pressure at any point in the liquid approaches the vapor pressure, liquid starts vaporising and creates pockets or bubbles of dissolved gases and vapours. This phenomenon is ______.

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Question 150

The fluid forces considered in the Navier-Strokes equation are ______.

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