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प्रश्न
The purpose of an electric meter in a house is
विकल्प
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.
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.
In a household electrical circuit, the appliance are connected in ............with the mains.
One kilowatt hour is equal to ............ joule.
The diagram below in figure shows the reading on the dials of a meter. State what is its reading.
Name the unit in which you pay the cost of your electricity bill. How is it related to joule?
What is an electric fuse? State its purpose in the household electrical circuit.
Draw a labelled diagram with the necessary switches to connect a bulb, a fan and a plug socket in a room with the mains. In what arrangement will you connect them to the mains?
In a premise 5 bulbs each of 100 W, 2 fans each of 60 W, 2 A.Cs each of 1.5 kW is used for 5 h per day. Find:
- Total power consumed per day,
- Total power consumed in 30 days,
- Total electrical energy consumed in 30 days.
- The cost of electricity at the rate of ₹ 6.25 per unit.
What is the voltage of the electricity that is generally supplied to a house?
Our body can pass electricity through it.
