Answer:
Power required to drive the escalator shall be equal to the rate at which the energies of the persons is increased.

As we infer from the above equation If the velocity of the escalator is doubled then the Power required will also be doubled and become 31.215kW
Answer:
Baseband is a signal that has a near zero frequency range. In telecommunication and signal processing, baseband are transmitted without modulation.
Explanati
Answer:
Neither a or b.
Explanation:
The distributor cap is cover which protects internal parts and holds contact between internal rotor and spark plug wires. When inspecting distributor caps there should be some carbon tracking which looks like bright white grease trails.