Hydraulics And Fluid Mechanics MCQ Questions & Answers

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Learn Hydraulics And Fluid Mechanics MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Hydraulics And Fluid Mechanics MCQ question is the important chapter for a Mechanical Engineering and GATE students. Page-7 section-6

Each section contains 100 MCQs on Hydraulics and Fluid Mechanics in ME .

Dimensions of surface tension are

A) ML°T^-2 B) ML°T C) MLr² D) ML²T²

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be

A) Horizontal B) Nearly horizontal C) Steep D) First rise and then fall

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

When a piping system is made up primarily of friction head and very little of vertical lift, then pump characteristics should be

A) Horizontal B) Nearly horizontal C) Steep D) First rise and then fall

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Reynold's number is the ratio of the inertia force to the

A) Surface tension force B) Viscous force C) Gravity force D) Elastic force

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

The divergent portion of a Venturimeter is made longer than convergent portion in order to

A) Avoid the tendency of breaking away the stream of liquid B) To minimize frictional losses C) Both (A) and (B) D) None of these

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Indicator diagram of a reciprocating pump is a graph between

A) Flow vs. swept volume B) Pressure in cylinder vs. swept volume C) Flow vs. speed D) Pressure vs. speed

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Flow occurring in a pipeline when a valve is being opened is

A) Steady B) Unsteady C) Laminar D) Vortex

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Francis turbine is best suited for

A) Medium head application from 24 to 180 m B) Low head installation up to 30 m C) High head installation above 180 m D) All types of heads

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

According to fan laws, for fans having constant wheel diameter, the air or gas capacity varies

A) Directly as fan speed B) Square of fan speed C) Cube of fan speed D) Square root of fan speed

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

The ratio of the inertia force to the viscous force is called

A) Reynold's number B) Froude's number C) Weber's number D) Euler's number

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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Hydraulics And Fluid Mechanics MCQ Questions &amp; Answers | Mechanical Engineering

Hydraulics And Fluid Mechanics MCQ Questions & Answers | Mechanical Engineering