SSC JE Mechanical Engineering 27th Jan 2018 Shift-1

Instructions

For the following questions answer them individually

Question 171

Continuity equation relates

Question 172

In the case of flow through parallel pipes

Question 173

In pipes larger than 25 mm, carrying water, the laminar flow


Question 174

The discharge through a sphyon Spillway is equal to $$C_{d} \times a \times \sqrt{2g} \times ......$$

A] $$\sqrt{H}$$ B] H C] $$H^{\frac{3}{2}}$$ D] $$H^{\frac{5}{2}}$$

Question 175

The total pressure on the top of a closed cylindrical vessel of radius r filled with liquid proportional is equal to

Question 176

For an irrorational flow ,$$\frac{\delta^{2}\phi}{\delta x^{2}}+\frac{\delta^{2}\phi}{\delta x^{2}}=0$$ is the equation given by


Question 177

For pipe flow, at constant diameter, capacity is proportional to

Question 178

Loss of head due to friction in a pipe of uniform is diameter with viscous flow is equal to

Question 179

The velocity of fluid particle at the center of pipe section is


Question 180

In a short cylindrical external mouthpiece, the vena-contracta occurs at a place which is at a distance equal to

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