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.
संबंधित प्रश्न
If the potential difference across the ends of a conductor is 220 V and the resistance of the conductor is 44 Ω (ohm), then the current flowing through is _________.
- 0.2 A
- 0.5 A
- 2 A
- 5 A
Write the formula of resistivity
Name the physical quantity whose unit is "ohm".
Calculate the current flowing through a wire of resistance 5 Ω connected to a battery of potential difference 3 V.
Two metallic spheres A and B kept on insulating stands are in contact with each other. A positively charged rod P is brought near the sphere A as shown in the figure. The two spheres are separated from each other, and the rod P is removed. What will be the nature of charges on spheres A and B?
Explain the equivalent resistance of a series resistor network.
An electronics hobbyist is building a radio which requires 150 Ω in her circuit, but she has only 220 Ω, 79 Ω, and 92 Ω resistors available. How can she connect the available resistors to get the desired value of resistance?
Which of the following I-V graph represents ohmic conductors?
The slope of voltage (V) versus current (I) is called:
The resistance of a resistor is reduced to half of its initial value. If other parameters of the electrical circuit remain unaltered, the amount of heat produced in the resistor will become ______.
