SSC JE Mechanical Engineering 22nd Jan 2018 Shift-1

Instructions

For the following questions answer them individually

Question 181

Chezy’s equation is used to determine

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Question 182

Bluff body is the body of such a shape that pressure drag as compared to friction drag is

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Question 183

For best hydraulic rectangular cross-section of an open channel, its depth should be equal to

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Question 184

The value of coefficient of velocity for a sharp edged orifice is of the order of

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Question 185

The discharge over a sharp-edged rectangular notch of width w depth h is equal to

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Question 186

When a liquid rotates at constant angular velocity about a vertical axis as a rigid body, the pressure

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Question 187

The discharge through a semi-circular weir is proportional

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Question 188

The rate of change of moment of momentum represents the

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Question 189

Separation of flow occurs when pressure gradient

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Question 190

The ratio of actual discharge to theoretical discharge through an orifice is

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