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Machine Design

Machine Design
The static tooth load should be __________ the dynamic load.

Equal to
None of these
Greater than
Less than

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Machine Design
A taper key which fits half in the key way of the hub and half in the key way of shaft, is known as

Internal bevel gears
Mitre gears
Angular bevel gears
Crown Bevel gears

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Machine Design
The yield point in static loading is __________ as compared to fatigue loading.

Same
None of these
Lower
Higher

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Machine Design
Rivets are generally specified by

Length of rivet
Thickness of plates to be riveted
Nominal diameter
Diameter of head

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Machine Design
If p = bearing pressure on projected bearing area, z = absolute viscosity of lubricant, and N = speed of journal, then the bearing characteristic number is given by

p/ZN
ZN/p
Z/pN
N/Zp

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Machine Design
In a marine flange coupling, the pitch circle diameter of bolts is taken as

2.5 d
1.2 d
2 d
1.6 d

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