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-fourth

One-half

One-eighth

Double

One-fourth

One-half

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Machine Design
Which of the following coupling is used to connect two shafts which have both lateral and angular misalignment?

Oldham coupling

Bushed pin type coupling

Universal coupling

All of these

Oldham coupling

Bushed pin type coupling

Universal coupling

All of these

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Machine Design
The process extensively used for making bolts and nuts is

Extrusion

Cold heading

Hot piercing

Cold peening

Extrusion

Cold heading

Hot piercing

Cold peening

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Machine Design
The piston pin bearings in heavy duty diesel engines are

Spherical roller bearings

Cylindrical roller bearings

Tapered roller bearings

Needle roller bearings

Spherical roller bearings

Cylindrical roller bearings

Tapered roller bearings

Needle roller bearings

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Machine Design
Maximum principal stress theory is applicable for

Elastic materials

All of these

Brittle materials

Ductile materials

Elastic materials

All of these

Brittle materials

Ductile materials

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Machine Design
The velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to

3/ (3 + v)

6/ (6 + v)

4.5/ (4.5 + v)

0.75/ (0.75 + √v)

3/ (3 + v)

6/ (6 + v)

4.5/ (4.5 + v)

0.75/ (0.75 + √v)

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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 Which of the following coupling is used to connect two shafts which have both lateral and angular misalignment?

Machine Design The process extensively used for making bolts and nuts is

Machine Design The piston pin bearings in heavy duty diesel engines are

Machine Design Maximum principal stress theory is applicable for

Machine Design The velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to

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
Which of the following coupling is used to connect two shafts which have both lateral and angular misalignment?

Machine Design
The process extensively used for making bolts and nuts is

Machine Design
The piston pin bearings in heavy duty diesel engines are

Machine Design
Maximum principal stress theory is applicable for

Machine Design
The velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to