A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, the junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is

Machine Design
A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, the junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is

3.6 N/mm² tension

7.2 N/mm² compression

7.2 N/mm² tension

3.6 N/mm² compression

3.6 N/mm² tension

7.2 N/mm² compression

7.2 N/mm² tension

3.6 N/mm² compression

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Machine Design
For tight leakage joints, following type of thread is best suited

Metric

NPT (national pipe threads).

Buttress

Square

Metric

NPT (national pipe threads).

Buttress

Square

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Machine Design
The pitch of threads on a Jock nut in comparison to pitch of nut is

Finer

Very fine

Coarser

Same

Finer

Very fine

Coarser

Same

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Machine Design
Which is correct statement?

A member made of steel will generally be more rigid than a member of equal load carrying ability made of cast iron

Both will be equally rigid

Which one is rigid will depend on several other factors

A member made of cast iron will generally be more rigid than a member of equal load carrying ability made of steel

A member made of steel will generally be more rigid than a member of equal load carrying ability made of cast iron

Both will be equally rigid

Which one is rigid will depend on several other factors

A member made of cast iron will generally be more rigid than a member of equal load carrying ability made of steel

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Machine Design
According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be

70 to 83%

63 to 70%

45 to 60%

80 to 90%

70 to 83%

63 to 70%

45 to 60%

80 to 90%

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Machine Design
If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will

Increase

Have same value as that of standard specimen

Decrease

None of these

Increase

Have same value as that of standard specimen

Decrease

None of these

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Machine Design

Machine Design A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, the junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is

Machine Design For tight leakage joints, following type of thread is best suited

Machine Design The pitch of threads on a Jock nut in comparison to pitch of nut is

Machine Design Which is correct statement?

Machine Design According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be

Machine Design If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will

Machine Design
A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, the junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is

Machine Design
For tight leakage joints, following type of thread is best suited

Machine Design
The pitch of threads on a Jock nut in comparison to pitch of nut is

Machine Design
Which is correct statement?

Machine Design
According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be

Machine Design
If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will