Answer:
both statement is correct
Explanation:
Flywheel engine uses to reduce fluctuations.
And
FlexPlate is a metal disk that connects the output from the engine to the input of the torque converter. This will replace the flywheel
so that both statement is correct
Answer:

Explanation:
The power needed to make the escalator working is obtained by means of the Work-Energy Theorem:




The mechanical efficiency of the escalator is:

