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प्रश्न
The purpose of an electric meter in a house is
पर्याय
to give the cost of electricity directly
to give the consumption of electrical energy
to safeguard the circuit from short circuiting
to put on or off the mains.
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उत्तर
to give the consumption of electrical energy
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संबंधित प्रश्न
All electrical appliances in a household circuit work at the same voltage.
The unit in which we pay the cost of electricity is ..........
The electrical energy consumed in a house is measured by ...............
In a household electrical circuit, the appliance are connected in ............with the mains.
One kilowatt is equal to
Name the unit in which you pay the cost of your electricity bill. How is it related to joule?
An electric iron of power 1.5 kW is used for 30 minutes to press the clothes. Calculate the electrical energy consumed in
- kilowatt-hour
- joule.
Assuming the electric consumption per day to be 12 kWh and the rate of electricity to be? 6.25 per unit, find how much money is to be paid in a month of 30 days?
Two lamps, one rated 220 V, 50 W and the other rated 220 V, 100 W, are connected in series with mains of 220 V. Explain why does the 50 W lamp consume more power.
Two bulbs are rated 60 W, 220 V and 60 W, 110 V respectively. Calculate the ratio of their resistances.
