An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'.

Machine Design
An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'.

One-eighth

Double

One-half

One-fourth

One-eighth

Double

One-half

One-fourth

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Machine Design
A self locking screw has

Coefficient of friction is greater than tangent of load angle

Fine threads

Course threads

Hole for inserting split pin

Coefficient of friction is greater than tangent of load angle

Fine threads

Course threads

Hole for inserting split pin

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Machine Design
The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to(Where, Pc = tension in belt due to centrifugal force)

Pc/3

3 Pc

2 Pc

1 Pc

Pc/3

3 Pc

2 Pc

1 Pc

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Machine Design
The contact ratio is the ratio of

Length of arc of approach to the circular pitch

Length of arc of contact to the circular pitch

Length of path of contact to the circular pitch

Length of arc of recess to the circular pitch

Length of arc of approach to the circular pitch

Length of arc of contact to the circular pitch

Length of path of contact to the circular pitch

Length of arc of recess to the circular pitch

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Machine Design
In cyclic loading, stress concentration is more serious in

Brittle materials

Elastic materials

Ductile materials

Brittle as well as ductile materials

Brittle materials

Elastic materials

Ductile materials

Brittle as well as ductile materials

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Machine Design
The cross-section of the arm of a bell crank lever is

Elliptical

Any one of these

Rectangular

I-section

Elliptical

Any one of these

Rectangular

I-section

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Machine Design

Machine Design An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'.

Machine Design A self locking screw has

Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to(Where, Pc = tension in belt due to centrifugal force)

Machine Design The contact ratio is the ratio of

Machine Design In cyclic loading, stress concentration is more serious in

Machine Design The cross-section of the arm of a bell crank lever is

Machine Design
An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'.

Machine Design
A self locking screw has

Machine Design
The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to(Where, Pc = tension in belt due to centrifugal force)

Machine Design
The contact ratio is the ratio of

Machine Design
In cyclic loading, stress concentration is more serious in

Machine Design
The cross-section of the arm of a bell crank lever is