Curioustab

Home » Electronics and Communication Engineering » Materials and Components

The v-i characteristic shown in the given figure is for

thermistor
photoconductor
varistor
none of the above

Correct Answer: varistor

← Previous Question Next Question→

More Questions from Materials and Components

The Ohm's law for conduction in metals is
Soft iron is suitable for making temporary magnets.
A specimen of metal has n valence electrons per m3. If vx is the average velocity of these electrons, each having a charge e, the current density J is
A metal has a large number of free electrons. If e is electronic charge and m is mass of electron and an electric field E is applied along (say) x direction, the electrons acquire a velocity having a component vx is x direction. Then
If the operating temperature increases by 10°C, the rate of deterioration of solid dielectric becomes
The measurement of Hall coefficient of a semiconductor with one type of charge carriers gives the information about
When two conductors carry currents in the same direction the force is repulsive.
When a trivalent impurity is added, the semiconductor becomes
For dielectrics in alternating field, polarizability ae is a complex quantity. The imaginary part of ae is zero for
Bitter powder patterns prove the existence of domains.

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion