OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

76) As the slenderness ratio of a column increases, it's compressive strength

Answer is:

Decreases

77) The value of Poisson's ratio of any material can not exceed

Answer is:

0.5

Explanation:

Poisson's ratio is defined as the ratio of Lateral strain and longitudinal strain.

The value of Poisson's ratio of any material can not exceed

78) The stress at which a material fractures under large number of reversals of stress is called

Answer is:

Endurance

79) Belt drive is

Answer is:

Not a positive drive

80) The distance by which the outer edge of the D-slide valve overlaps the steam port in a steam engine, is known as

Answer is:

Steam lap

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