Power of a lamp is $60\, W$. Find the energy in joules consumed by it in $1\, s$. (in $, J$)

How many electrons constitute a total charge of $1 \ C$?

Define resistivity of a material.

Three resistors $R_{1}$,$R_{2}$,and $R_{3}$ are connected in parallel between points $A$ and $B$. The equivalent resistance $R$ is given by:

What is the device (meter) used to measure electric potential difference called?

If $10$ bulbs of $100 \ W$ each are kept on for $1 \ \text{hour}$, how much electrical energy is consumed?