Physics
The resistance of a conductor would be …………… if a current of 2 A flows through it when the potential difference across its ends is 2 volt.
- 2Ω
- 0Ω
- 1Ω
- 4Ω
Related Questions
A thicker wire offers …………… resistance than a thin wire.
- less
- equal
- more
- none of the above
Upon increasing the temperature, the resistance of a wire :
- decreases
- does not change
- increases
- first increases then decreases
While performing an experiment, a student reduces the resistance to one half keeping the potential difference same. New reading of the current will be :
- half
- double
- four times
- one fourth
What is the other name for the unit :
(a) Joule per Coulomb
(b) Coulomb per second