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Machine Design

Machine Design
The diameter of the rivet hole is usually __________ the nominal diameter of the rivet.

None of these
Less than
More than
Equal to

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Machine Design
When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the maximum shear stress induced will be

2F/bh
F/bh
4F/bh
3F/2bh

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Machine Design
A circular shaft can transmit a torque of 5 kN-m. If the torque is reduced to 4 kN-m, then the maximum value of bending moment that can be applied to the shaft is

2 kN-m
3 kN-m
4 kN-m
1 kN-m

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Machine Design
The notch angle of the Izod impact test specimen is

20°
30°
10°
45°

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Machine Design
When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the

External load applied
Sum of the initial tension and external load applied
Initial tension or external load, whichever is greater
Initial tension

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Machine Design
The bending moment ‘M’ and a torque ‘T’ is applied on a solid circular shaft. If the maximum bending stress equals to maximum shear stress developed, then ‘M’ is equal to

4 T
T/2
1 T
2 T

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