A long helical spring having a spring stiffness of 12 kN/m and number of turns 20, breaks into two parts with number of turns 10 each in both the parts. If the two parts are connected in series, then the softness of the resultant spring will be

Machine Design
A long helical spring having a spring stiffness of 12 kN/m and number of turns 20, breaks into two parts with number of turns 10 each in both the parts. If the two parts are connected in series, then the softness of the resultant spring will be

12 kN/m

6 kN/m

24 kN/m

30 kN/m

12 kN/m

6 kN/m

24 kN/m

30 kN/m

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Machine Design
In unilateral system of tolerance, the tolerance is allowed on

Both sides of the actual size

One side of the actual size

One side of the nominal size

Both sides of the nominal size

Both sides of the actual size

One side of the actual size

One side of the nominal size

Both sides of the nominal size

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Machine Design
In a multiple V-belt drive, if one of the belts break, then

Only the broken belt is replaced

The broken belt and the belt on either side of it, is replaced

The entire set of belts is replaced

The broken belt need not to be replaced

Only the broken belt is replaced

The broken belt and the belt on either side of it, is replaced

The entire set of belts is replaced

The broken belt need not to be replaced

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Machine Design
The flank of the tooth is the

Width of the tooth measured along the pitch circle

Surface of the tooth below the pitch surface

Surface of the tooth above the pitch surface

Surface of the top of the tooth

Width of the tooth measured along the pitch circle

Surface of the tooth below the pitch surface

Surface of the tooth above the pitch surface

Surface of the top of the tooth

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Machine Design
Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is

F.P

P

F + P

F

F.P

P

F + P

F

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Machine Design
Yield point in fatigue loading as compared to static loading is

Depends on other factors

Higher

Lower

Same

Depends on other factors

Higher

Lower

Same

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Machine Design

Machine Design A long helical spring having a spring stiffness of 12 kN/m and number of turns 20, breaks into two parts with number of turns 10 each in both the parts. If the two parts are connected in series, then the softness of the resultant spring will be

Machine Design In unilateral system of tolerance, the tolerance is allowed on

Machine Design In a multiple V-belt drive, if one of the belts break, then

Machine Design The flank of the tooth is the

Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is

Machine Design Yield point in fatigue loading as compared to static loading is

Machine Design
A long helical spring having a spring stiffness of 12 kN/m and number of turns 20, breaks into two parts with number of turns 10 each in both the parts. If the two parts are connected in series, then the softness of the resultant spring will be

Machine Design
In unilateral system of tolerance, the tolerance is allowed on

Machine Design
In a multiple V-belt drive, if one of the belts break, then

Machine Design
The flank of the tooth is the

Machine Design
Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is

Machine Design
Yield point in fatigue loading as compared to static loading is