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प्रश्न
उत्तर
Watt-hour is the commercial unit of electrical energy.
One watt-hour is the electrical energy consumed by an electrical appliance of power 1 watt when it is used for 1 hour.
1Wh = 3600 J
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संबंधित प्रश्न
What is the Flow of Charge Called?
A student made an electric circuit shown here to measure the current through two lamps.
Are the lamps in series or parallel?
(a) Are the lamps in series or parallel?
(b) The student has made a mistake in this circuit. What is the mistake?
(c) Draw a circuit diagram to show the correct way to connect the circuit. Use the proper circuit symbols in your diagram.
The rating of a fuse connected in the lighting circuit is:
(a) 15 A (b) 5 A (c) 10 A (d) Zero
State the relation between work, charge and potential difference for an electric circuit.
An electric current flowing in a wire creates __________ around the wire.
1 kWh = `(1 "volt" xx 1 "ampere" xx "_________")/1000`
Problems for practice:
If 3A current flows through a circuit, then convert the current in terms of a milliampere.
