Question
Electrical power is measured in which of the following units?
Answer Options
- A) Volts
- B) Watts
- C) Watt-hours
- D) Amperes
Correct Answer: B
Explanation
Electrical power is the rate at which electrical energy is used, consumed, or converted into another form (like heat, light, or radio waves) (T5A10). The standard unit of power is the Watt (W).
Power is calculated by multiplying voltage and current (P = E \times I). This unit is used universally in electronics to rate the consumption of equipment and the transmission output of amateur radios.
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