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Machine Design

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

Equal to
2 times
0.5 times
Double

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Machine Design
The belt slip occurs due to

Driving pulley too small
Loose belt
Any one of the above
Heavy load

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

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

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Machine Design
For general industrial machinery, the ratio of the length of journal to its diameter is taken as

1 to 2
0.5 to 1
3 to 5
5 to 10

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Machine Design
Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is

F + P
P
F.P
F

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Machine Design
In V-belt drive, belt touches

Both at bottom and sides
At sides only
At bottom
Could touch anywhere

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