Advertisements
Advertisements
प्रश्न
Write SI unit of
Potential difference
Advertisements
उत्तर
S.I unit of potential difference is volt.
APPEARS IN
संबंधित प्रश्न
State and define the S.I. unit of potential difference.
Name the physical quantitiy of which the unit is ampere
A cell of potential difference 12 V is connected to a bulb. The resistance of filament of bulb when it glows is 24Ω. Find the current drawn from the cell.
There is a positively charged sphere A and negatively charged sphere B, such that they are brought in electrical contact by a copper wire.
Which sphere is at higher potential before electrical contact on the basis of convention?
There is a positively charged sphere A and negatively charged sphere B, such that they are brought in electrical contact by a copper wire.
In which direction conventional current flows?
Assuming that the charges of an electron is 1.6 × 10-19 coulombs, the number of electrons passing through a section of wire per sec, when the wire carries a current of one ampere is:
Draw a diagram showing two bulbs connected in series to a dry cell.
State the factors on which the electrical resistance of a wire depends.
A wire of resistance 1 Ω is stretched to double its length. What will happen to the resistance of the stretched wire?
