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

7.2 N/mm² tension

7.2 N/mm² compression

3.6 N/mm² tension

3.6 N/mm² compression

7.2 N/mm² tension

7.2 N/mm² compression

3.6 N/mm² tension

3.6 N/mm² compression

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Machine Design
Deep groove ball bearings are used for

Radial load at high speed

Small angular displacement of shafts

Heavy thrust load only

Combined thrust and radial loads at high speed

Radial load at high speed

Small angular displacement of shafts

Heavy thrust load only

Combined thrust and radial loads at high speed

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Machine Design
In case of thick cylinders, the tangential stress across the thickness of cylinder is

Maximum at the inner surface and minimum at the outer surface

Maximum at the inner surface and zero at the outer surface

Maximum at the outer surface and minimum at the inner surface

Maximum at the outer surface and zero at the inner surface

Maximum at the inner surface and minimum at the outer surface

Maximum at the inner surface and zero at the outer surface

Maximum at the outer surface and minimum at the inner surface

Maximum at the outer surface and zero at the inner surface

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Machine Design
If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value?

Maximum distortion energy theory

Maximum shear stress theory

Maximum principal stress theory

Maximum strain energy theory

Maximum distortion energy theory

Maximum shear stress theory

Maximum principal stress theory

Maximum strain energy theory

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Machine Design
Multiple threads are used to secure

High efficiency

Low efficiency

High mechanical advantage

High load lifting capacity

High efficiency

Low efficiency

High mechanical advantage

High load lifting capacity

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Machine Design
Stress concentration is caused due to

All of these

Pitting at points or areas at which loads on a member are applied

Variation in properties of material from point to point in a member

Abrupt change of section

All of these

Pitting at points or areas at which loads on a member are applied

Variation in properties of material from point to point in a member

Abrupt change of section

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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 Deep groove ball bearings are used for

Machine Design In case of thick cylinders, the tangential stress across the thickness of cylinder is

Machine Design If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value?

Machine Design Multiple threads are used to secure

Machine Design Stress concentration is caused due to

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
Deep groove ball bearings are used for

Machine Design
In case of thick cylinders, the tangential stress across the thickness of cylinder is

Machine Design
If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value?

Machine Design
Multiple threads are used to secure

Machine Design
Stress concentration is caused due to