1. |
Crank effort is the net force applied at the crankpin______to the crank which gives the required turning moment on the crankshaft.
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Answer:
Option (b) |
2. |
In a dynamically equivalent system, a uniformly distributed mass is divided into ____point masses.
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Answer:
Option (a) |
3. |
Any distributed mass can be replaced by two point masses to have the same dynamical properties if
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Answer:
Option (d) |
4. |
In a slider crank mechanism, if q and b are the angles made by the crank and the connecting rod respectively with the line of stroke and v is the linear velocity of the crank pin, the velocity of the slider is given by
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Answer:
Option (d) |
5. |
Which of the following is not the required condition for replacing a rigid body by a dynamically equivalent system of two masses?
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Answer:
Option (b) |
6. |
The essential condition of placing the two masses, so that the system becomes dynamically equivalent is ____________. where l1 and l2 = Distance of two masses from the center of gravity of the body, and kG = Radius of gyration of the body.
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Answer:
Option (a) |
7. |
The net force acting on the crosshead pin is known as __________.
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Answer:
Option (c) |
8. |
Piston effort acts along the line of stroke.
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Answer:
Option (a) |
9. |
In a horizontal engine, reciprocating parts are accelerated when the piston moves from _______.
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Answer:
Option (a) |
10. |
In a horizontal engine, reciprocating parts are retarded when the piston moves from _________.
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Answer:
Option (b) |