Author: Admin

Why we can’t use a big capacitor instead of batteries to store energy? Answer: While capacitors can store energy like

Why Ceiling fans can rotate in anti-clockwise and table fans clockwise? According to the search results, the difference in the

Why does AC current pass from capacitors but DC can’t? Answer: Capacitors are electronic components that store and release electricity.

Why DC current is used to charge batteries, not AC? Answer: DC current is used to charge batteries because batteries

Why Generators are rated in kVA instead of kW? Answer: Generators are rated in kVA instead of kW because they

Why do Transformers work only on AC current and not on DC? Answer: Transformers work only on AC current and

If the 1-phase supply is 230V, why 3-phase supply 400, not 690? Answer: The voltage level between any two phases

Why are DC motors used in trains, not AC Motors? Answer: DC motors are used in trains because of their

Why Single phase induction motors are not self-starting? Answer: Single phase induction motors are not self-starting because a single-phase supply