Physics
The obstruction offered to the flow of current by a wire is called :
- current
- potential
- resistance
- charge
Related Questions
Potential at a point is said to be 1 volt, when …………… of work is done in bringing 1 coulomb charge from infinity to that point.
- 1 joule
- 5 joule
- 10 joule
- 1 erg
The potential difference between two points in an electric circuit is measured by a …………… which is connected in …………… with the circuit.
- voltmeter, series
- voltmeter, parallel
- ammeter, series
- ammeter, parallel
According to Ohm's law :
- I ∝ V
- V/I = constant
- V = IR
- All of the above
1 ohm is equal to:
- 1 volt
- Volt x ampere
- volt/ampere
- all of the above