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Machine Design

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

43869
44045
43929
44047

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Machine Design
Which of the following cotter joint will be used to connect strap end of a connecting rod?

Gib and cotter joint
Sleeve and cotter joint
Any one of these
Spigot and socket cotter joint

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Machine Design
18/8 steel contains

18% nickel and 8% chromium
18% nickel and 8% vanadium
18% vanadium and 8% nickel
18% chromium and 8% nickel

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Machine Design
When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be

0.8 d
1.57 d
1.2 d
1.8 d

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Machine Design
The dynamic tooth load is due to

Irregularities in tooth profiles
Deflections of teeth under load
Inaccuracies of tooth spacing
All of these

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Machine Design
The permissible stress in the fillet weld is 100 N/mm². The fillet weld has equal leg lengths of 15 mm each. The allowable shearing load on the weldment per cm length of the weld is

22.5 kN
15 kN
10.6 kN
7.5 kN

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