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Machine Design

Machine Design
If a spring is cut down into two springs, the stiffness of cut springs will be

Same
Double
None of these
Half

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Machine Design
When bevel gears having equal teeth and equal pitch angles connect two shafts whose axes intersect at right angle, then they are known as

Miter gears
Internal bevel gears
Crown bevel gears
Angular bevel gears

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Machine Design
In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then it will be necessary to

Decrease the key length
Increase the key depth
Increase the key length
Increase the key width

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Machine Design
A cotter joint is used to connect two __________ rods.

None of these
Co-axial
Parallel
Perpendicular

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Machine Design
In radial bearings, the load acts __________ to the axis of rotation.

Both A and B
None of these
Parallel
Perpendicular

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Machine Design
In a full journal bearing, the angle of contact of the bearing with the journal is

120°
180°
360°
270°

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