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Machine Design

Machine Design
In order to permit the thermal expansion/contraction of tubing, it should be

Bent
Honed
Crimped
Flared

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Machine Design
A leaf spring in automobiles is used

To store strain energy
To absorb shocks
To apply forces
To measure forces

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

None of these
Greater than
Less than
Equal to

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Machine Design
The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given byWhere m = mass of belt per meter (kg/m)v = belt velocity (m/s)f = coefficient of frictiona = angle of wrap (radians)

P1 / P2 = e–ᶠα
P1 / P2 = eᶠα
(P1 - mv²)/ (P2 - mv²) = e–ᶠα
(P1 - mv²)/ (P2 - mv²) = eᶠα

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Machine Design
A connecting rod subjected to an axial load may buckle with

Z-axis
X-axis or Y-axis as neutral axis
Y-axis as neutral axis
X-axis as neutral axis

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Machine Design
The deflection of a cantilever beam under load W is 8. If its width is halved, then the deflection under load W will be

43929
44047
44045
43869

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