Advertisements
Advertisements
Question
Advertisements
Solution
The current flowing through a conductor is directly proportional to the potential difference across its ends, provided the temperature and other physical conditions remain constant.
According to Ohm’s law, the current flowing in a conductor is directly proportional to the potential difference across its ends provided the physical conditions and temperature of conductor remains constant.
APPEARS IN
RELATED QUESTIONS
Why are metals good conductors of electricity whereas glass is a bad conductor of electricity? Give reason?
In 10 s, charge of 25 C leaves a battery, and 200 J of energy are delivered to an outside circuit a result.
What current flows from the battery?
An auto lamp is joined to a battery of e.m.f. 4 V and internal resistance 2.5Ω. A steady current of 0.5 A flows through the circuit. Calculate the
(a) Total energy provided by battery in 10 minutes,
(b) Heat dissipated in the bulb in 10 minutes.
Define an electric current.
The flow of electric charge per unit time is called potential difference.
What are the effects of electric current?
