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प्रश्न
1 kWh = `(1 "volt" xx 1 "ampere" xx "_________")/1000`
उत्तर
1 kWh = `(1 "volt" xx 1 "ampere" xx bbunderline(1 "hour"))/1000`
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संबंधित प्रश्न
In which direction do electrons flow?
Which of the two is connected in series : ammeter or voltmeter?
Why should the resistance of:
a voltmeter be very large?
(a) With the help of a circuit diagram, obtain the relation for the equivalent resistance of two resistances connected in parallel.
(b) In the circuit diagram shown below, find:
(i) Total resistance.
(ii) Current shown by the ammeter A
Ten bulbs are connected in a series circuit to a power supply line. Ten identical bulbs are connected in a parallel circuit to an identical power supply line.
(b) In which circuit, if one bulbs be brighter?
Complete the following table. The first answer has been given as an example
| Quantity | Unit |
|
(a) Electrical potential Volt ( b) Resistance ( c) Power ( d) Energy ( e) Resistivity |
Volt ........ .......... ............ .............. |
What is meant by internal resistance of a cell?
How should the electric lamps in a building be connected?
______ is used to measure the electric current.
