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Machine Design

Machine Design
In a flange coupling, the bolts are subjected to

Tensile stress
None of these
Compressive stress
Shear stress

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Machine Design
In a horizontal flat belt drive, it is customary to use

Bottom side of belt as slack side
Top side of belt as slack side
None of these
Idler pulley

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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

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

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Machine Design
Allen bolts are

Used in aircraft application
Self locking bolts
Designed for shock load
Provided with hexagonal depression in head

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Machine Design
Idler pulley is used for

Changing the direction of motion of belt
Increasing velocity ratio
For applying tension
All of these

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Machine Design
A key capable of tilting in a recess milled out in a shaft is known as

Woodruff key
Hollow saddle key
Feather key
Flat saddle key

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