Test: Dynamic of Fluid Flow - 2


10 Questions MCQ Test Topicwise Question Bank for Mechanical Engineering | Test: Dynamic of Fluid Flow - 2


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QUESTION: 1

Venturimeter consists of following parts:
1. Diverging part
2. Throat
3. Main inlet pipe
4. Short converging part

Select the correct sequence of parts:

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QUESTION: 2

The range for coefficient of discharge (Cd) for a venturimeter is

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QUESTION: 3

An orifice is known as large orifice when the head of liquid from the center of orifice is

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QUESTION: 4

In the siphon in figure below assuming ideal flow, the pressure PB

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Applying Bernoulli’s equation between A and B

QUESTION: 5

A siphon used to empty a tank consists essentially of a pipe with its summit 0.5 m above the water surface of the tank and its outlet at 2.5 m below the summit. Neglecting friction and other losses, the velocity in the siphon is

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QUESTION: 6

A pump delivers 100 L/s of water and delivers 15 kW of power to the system. The head developed by the pump is

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QUESTION: 7

In a hydropower project a turbine has a head of 50 m. The discharge in the feeding penstock is 3 m3/s. If a head loss of 5 m takes place due to losses, and a power of 1000 kW is extracted, the residual head downstream of the turbine is

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QUESTION: 8

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

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QUESTION: 9

The length of divergent part of venturimeter in comparision to convergent portion is

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QUESTION: 10

All the terms of energy of Bernoulli’s equation have dimension of

Solution:

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