Engineering :: Machine Design
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| 411. |
In a steam engine, the valve rod is connected to an eccentric rod by means of |
| A. |
flange coupling |
B. |
universal joint |
| C. |
cotter joint |
D. |
knuckle joint |
Answer: Option D
Explanation:
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| 412. |
A key seldom fails in |
| A. |
shearing |
B. |
crushing |
| C. |
tearing |
Answer: Option C
Explanation:
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| 413. |
Rankine theory is applied to |
| A. |
tough materials |
B. |
bruite materials |
| C. |
ductile materials |
D. |
plastic materials |
Answer: Option B
Explanation:
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| 414. |
Resilience : Strain energy : : |
| A. |
Potential energy : Kinetic energy |
B. |
Moment : Momentum |
| C. |
Bulk modulus : Elasticity |
D. |
Velocity : Kinetic energy |
Answer: Option D
Explanation:
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| 415. |
In as steam engine, piston rod is connected to the cross head by |
| A. |
cotter joint |
B. |
universal coupling |
| C. |
flange coupling |
D. |
knuckle joint |
Answer: Option A
Explanation:
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| 416. |
Which of the following key permits axial relative motion between the shaft and the hub? |
| A. |
Wood ruff key |
B. |
Feather key |
| C. |
Gib headed key |
D. |
Square key |
Answer: Option B
Explanation:
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| 417. |
Which of the following key is used for light work? |
| A. |
Saddle key |
B. |
Tangent key |
| C. |
Sunk key |
D. |
Round key |
Answer: Option A
Explanation:
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| 418. |
A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw is called |
| A. |
jam nut |
B. |
castle nut |
| C. |
ring nut |
D. |
sawn nut |
Answer: Option C
Explanation:
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| 419. |
Transverse fillet welded joints are designed for |
| A. |
shear, tensile |
B. |
tensile, compressive |
| C. |
tensile, shear |
D. |
compressive, shear |
Answer: Option C
Explanation:
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| 420. |
In a butt welded joint, the size of weld is |
| A. |
0.5 times the throat of weld |
B. |
equal to the throat of weld |
| C. |
double the throat of weld |
Answer: Option A
Explanation:
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