Exercise

A steady current is maintained in a linear conductor having a non-uniform cross-section. The quantity of charge flowing per second is:

Draw circuit diagram and explain the working of a zener diode as a dc voltage regulator with the help of its I-V characteristic.

What is application of virtual reality in healthcare and technology?

Define a tesla?

How is nanotechnology used in the environment?

Write down the expression for the force of attraction of two very long parallel conductors carrying currents.

Deduce expression for the equivalent resistance when a number of resistance are combined in series.

Suppose the binary signal $01001101$ is to be transmitted over a radio link using $\mathrm{AM}$ and $\mathrm{FM}$ modulation. Discuss the different band-pass signals obtained.