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Mechanical Engineering - Machine Design

Exercise : Machine Design - Section 7
41.
In a butt welded joint, the size of weld is __________ the throat of weld.
0.5 times
equal to
2 times
double
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
Which of the following key is preferred for the condition when a large amount of impact type torque is to be transmitted in both direction of rotation?
Woodruff key
Feather key
Gib-head key
Tangent key
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
Which of the following cotter joint will be used to connect strap end of a connecting rod ?
Spigot and socket cotter joint
Sleeve and cotter joint
Gib and cotter joint
any one of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
When the screw in a mechanical screw jack rotates, the load kept on the top of it moves
axially upwards
axially downwards
axially upwards or downwards
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
Which of the following bearing is preferred for oscillating conditions?
Double row roller bearing
Taper roller bearing
Angular contact single row ball bearing
Needle roller bearing
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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