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प्रश्न
Kilowatt hour is the unit of
पर्याय
resistivity
conductivity
electrical energy
electrical power
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उत्तर
Electrical energy
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संबंधित प्रश्न
1 A = _________ mA
- 102
- 103
- 10-3
- 10-6
An electric circuit consisting of a 0.5 m long nichrome wire XY, an ammeter, a voltmeter, four cells of 1.5 V each and a plug key was set up.
Following graph was plotted between V and I values:
What would be the values of `V/I` rations when the potential difference is 0.8 V, 1.2 V and 1.6 V respectively?
What conclusion do you draw from these values?
What is the resistance of the wire?
If you were going to connect two light bulbs to one battery, would you use a series or a parallel arrangement? Why? Which arrangement takes more current from the battery?
Define the term resistivity.
Three heaters each rated 250 W, 100 V are connected in parallel to a 100 V supply. Calculate :
The total current taken from the supply
State the conditions for the flow of charge in a circuit from one point to the other.
Define an electric current.
What is the rate at which charges flow past a point on a circuit?
