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OFB CM
Chargeman
OFB Chargeman Mechanical 2014
81

OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

81) When a ship travels in a sea, which of the effect is more dangerous

Steering

Pitching

Rolling

All of these

Answer is:

Pitching

OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

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Related OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

82) Cam used for low and moderate speed engines should move with

Uniform velocity

Uniform acceleration

Harmonic motion

Cycloidal motion

Answer is:

Harmonic motion

83) The piston rod of a steam engine is usually connected by the cross head by means of

Bolted joint

Cotter joint

Universal joint

Knuckle joint

Answer is:

Cotter joint

84) The metacentric height of ocean going vessels is usually of the order of

30 cm to 1.2 m

1.8 m to 2.0 m

3 m to 5 m

5 m to 7 m

Answer is:

30 cm to 1.2 m

85) Head loss in turbulent flow in pipe varies directly as the

Velocity

Square of velocity

Square root of velocity

Cube root of velocity

Answer is:

Square of velocity

Head loss in turbulent flow in pipe varies directly as the

OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

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