Mechanical Engineering : Civil and Mechanical Engineering MCQ Practice Questions & Answers (Bengali)

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1.

During suction stroke in a diesel engine, it draws in

A

Vapour of petrol only

B

Air only

C

Mixture of petrol and air

D

Only air

Civil And Mechanical EngineeringEasyMechanical Engineering

2.

Wood is

A

A fuel known as brown coal

B

Shining black

C

Easily available natural fuel

D

None of this

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3.

With increase in gravitational force, mass Of substance will

A

Increase

B

Decrease

C

Remain constant

D

May increase or decrease

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4.

Which types of coupling used to connecting shafts, whose axis are parallel but not in one line?

A

muff coupling.

B

flexible coupling

C

Oldhams coupling

D

flange coupling

Civil And Mechanical EngineeringEasyMechanical Engineering

5.

Which property is called Intensive property?

A

Kinetic energy

B

Internal energy

C

viscosity

D

magnetization

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6.

Which part used in I.C.Engine to convert reciprocating motion of piston to rotary motion of output shaft

A

Connecting road

B

Crank shaft

C

Cam shaft

D

Gudgeon pin

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7.

Which one of the externally fired boiler.

A

Babcock and Wilcox

B

Cochran

C

Lancashire

D

All of the above

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8.

Which one is link between piston and crank

A

Connecting rod

B

Piston pin

C

Push rod

D

Crank shaft

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9.

Which one is larger unit of mass?

A

Kilogram

B

Gram

C

Pound

D

Milligram

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10.

Which Of the following type Of drives transmit power by friction?

A

Spur gear drive

B

Chain drive

C

Worm gear drive

D

Belt drive

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11.

Which of the following type of centrifugal pump converts kinetic energy of pump into pressure energy:

A

Foot valve

B

Casing

C

Suction pipe

D

Impeller

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12.

Which Of the following type of belts is also known as positive drive belt?

A

V-belt

B

Flat belt

C

Timing belt

D

Wedge type belt

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13.

Which of the following set of instruments are used to measure pressure?

A

Manometer, pressure gauge

B

Rotameter, pressure gauge

C

Manometer, rotameter

D

None of above

Civil And Mechanical EngineeringEasyMechanical Engineering

14.

Which of the following set is of basic quantities?

A

Mass, force, time

B

Distance, density, temperature b)

C

Time, electric current, velocity

D

Distance, time, temperature

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15.

Which of the following is true conversion for unit of pressure?

A

1 bar =105 Pa

B

1 bar = 1 Pa

C

I Pa =105 bar

D

None of these

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16.

Which of the following is not a unit of distance?

A

Light year

B

Mile

C

Angstrom

D

Carat

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17.

Which of the following is boiler accessory?

A

Economizer

B

Safety Valve

C

Feed check valve

D

Water level indicator

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18.

Which Of the following is application of Rope drive

A

Motor cycle

B

Car

C

Bicycle

D

Crane

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19.

Which Of the following is application of Belt drive

A

Bicycle

B

Bus

C

Flour mill

D

All above

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20.

Which of the following is a unit of Power.

A

Joules

B

Meter

C

Waft

D

kilogram

Mechanical Engineering in Civil and Mechanical Engineering : Practice MCQ Questions & Answers with Explanations

Mechanical Engineering in Civil and Mechanical Engineering : Practice MCQ Questions & Answers with Explanations