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प्रश्न
The ratio of the potential difference to the current is known as ________.
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उत्तर
The ratio of the potential difference to the current is known as Ohm’s law.
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संबंधित प्रश्न
Name the law which is illustrated by the above V−I graph.
The graph between V and I for a conductor is a straight line passing through the origin.
Which law is illustrated by such a graph?
A wire of resistance 9 ohm having length 30 cm is tripled on itself. What is its new resistance?
How does an increase in the temperature affect the specific resistance of a :
(i) Metal and
(ii) Semiconductor ?
Fig. represents the circuit used for the verification of Ohm's law. Label the parts from A to F. state the function of each.
State macroscopic form of Ohm’s law.
Which of the following I-V graph represents ohmic conductors?
Let the resistance of an electrical device remain constant, while the potential difference across its two ends decreases to one fourth of its initial value. What change will occur in the current through it? State the law which helps us in solving the above stated question.
A current of 3.2 mA flows through a conductor. If charge on an electron is −1.6 × 10-19 coulomb, find the number of electrons that will pass each second through the cross section of that conductor.
