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Machine Design

Machine Design
In a transverse fillet welded joint, the size of weld is __________ the throat of weld.

2 times
0.5 times
Double
Equal to

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Machine Design
According to maximum normal stress theory, the maximum normal stress in the shaft is

√(σ² × 4τ²)
(1/2) × √(σ² × 4τ²)
σ + √(σ² × 4τ²)
(1/2) × [σ + √(σ² × 4τ²)]

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Machine Design
When two helical springs of equal lengths are arranged to form a cluster spring, then

Load taken by each spring will be half the total load
Both A and B is correct
Shear stress in each spring will be equal
Only A is correct

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Machine Design
The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to (Where, Pc = tension in belt due to centrifugal force)

1 Pc
2 Pc
Pc/3
3 Pc

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Machine Design
Which of the following is an anti-friction bearing?

Collar bearing
Needle bearing
Pedestal bearing
Journal bearing

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Machine Design
Rivets are generally specified by

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

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