Electrical energy consumed is calculated as Power × Time. Energy unit (kWh) = Power (kW) × Time (h).
A 100 W electric bulb is used for 10 hours a day. How many units of electrical energy are consumed by the bulb in 3 days? (1 unit = 1 kWh)
Asked in UPSC CDS 1 2023 · Topic: Electric Current (Electrical Power and Energy, Joule heating effect)
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