+1 vote
in Machine Dynamics by (34.3k points)
When engine torque is less than mean resisting torque, then the flywheel _______

(a) Has uniform velocity

(b) Has 0 velocity

(c) Has acceleration

(d) Has retardation

The question was asked in my homework.

The question is from Turning Moment Diagram for a Single Cylinder Double Acting Steam Engine topic in chapter Turning Moment Diagrams and Flywheel of Machine Dynamics

1 Answer

0 votes
by (38.6k points)
The correct choice is (d) Has retardation

The best I can explain: When the difference between T-Tmean is negative the work is done on the steam and the crankshaft decelerates which results in retardation of flywheel.

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