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Machine Design

Machine Design
The wear load should be __________ the dynamic load.

Less than
None of these
Equal to
Greater than

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Machine Design
The piston rod of a steam engine is usually connected to the cross-head by means of

Bolted joint
Knuckle joint
Cotter joint
Universal joint

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Machine Design
In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of inertia about X-axis should be __________ the moment of inertia about Y-axis.

Equal to
Four times
Twice
Three times

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Machine Design
The backlash for spur gears depends upon

Pitch line velocity
Tooth profile
Module
Both module and pitch line velocity

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Machine Design
In designing a key, it is assumed that the distribution of forces along the length of key

Is uniform throughout
Varies exponentially, being more at the torque-input end
Varies exponentially, being less at the torque-input end
Varies linearly

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Machine Design
The suitable material for belt used in flour mill is

Canvas or cotton duck
Leather
Rubber
Balata gum

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