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Machine Design

Machine Design
A steel containing _________ 0.8% carbon is known as hypo-eutectoid steel.

None of these
Equal to
Greater than
Less than

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Machine Design
The face angle of a bevel gear is equal to

Pitch angle + addendum angle
Pitch angle + dedendum angle
Pitch angle - dedendum angle
Pitch angle - addendum angle

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Machine Design
When an open coiled helical compression spring is subjected to an axial compressive load, the stress induced in the wire is

Shear stress
Compressive stress
Bending stress
Tensile stress

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Machine Design
Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number of load applications without failure when subjected to

Combined static and dynamic loading
Static loading
Completely reversed loading
Dynamic loading

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Machine Design
When a shaft is subjected to combined twisting moment (T) and bending moment (M), then the equivalent twisting moment is equal to

√(M² + T²)
M + √(M² + T²)
(1/2) × [M + √(M² + T²)]
(1/2) × √(M² + T²)

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Machine Design
The buckling load will be maximum for a column, if

One end of the column is hinged and the other end is free
Both ends of the column are clamped
Both ends of the column are hinged
One end of the column is clamped and the other end is free

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