Advertisements
Advertisements
प्रश्न
What is non-ohmic resistor?
Advertisements
उत्तर
This is a resistor which does not obey Ohm’s Laws.
V -1 graph for a non-ohmic resistors is not a straight line.
APPEARS IN
संबंधित प्रश्न
A low voltage supply from which one needs high currents must have very low internal resistance. Why?
The unit of electrical resistance is:
(a) ampere
(b) volt
(c) coulomb
(d) ohm
Fill in the following blank with suitable words:
Resistance is measured in .............. The resistance of a wire increases as the length ..............; as the temperature ..............; and as the cross-sectional area .............. .
What is the necessary condition for a conductor to obey Ohm’s law?
Which of the following is an ohmic resistance?
In a conductor 6.25 × `10^16` electrons flow from its end A to B in 2 s. Find the current flowing through the conductor (e = 1.6 × `10^-19` C)
How would you connect two resistors in series? Draw a diagram. Calculate the total equivalent resistance.
Which of the following is correct for V-I graph of a good conductor?
A current of 0.8 A flows in a conductor of 40 Ω for 1 minute. The heat produced in the conductor will be ______.
