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Machine Design

Machine Design
Taper usually provided on cotter is

1 in 5
1 in 40
1 in 10
1 in 24

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Machine Design
When the length of the journal is equal to the diameter of the journal, then the bearing is said to be a

Long bearing
Medium bearing
Square bearing
Short bearing

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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

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

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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

44047
44045
43869
43929

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Machine Design
In designing a sleeve coupling, length of the sleeve is taken as (where d = Diameter of the shaft)

d + 17 mm
2d + 20 mm
3.5 d
2d + 13 mm

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Machine Design
The design of the pressure vessel is based on

None of these
Hoop stress
Longitudinal and hoop stress
Longitudinal stress

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