Embibe Experts Solutions for Chapter: Electricity, Exercise 1: Gujarat Board-2019

In the given circuit diagram, identify the objects marked as $1, 2, 3$.

What is electric current? Which device (instrument) is used to measure the electric current?

The $1800 \mathrm{C}$ electric charge is passing through an electric bulb in one hour. How much current will pass through an electric bulb ?

What precaution should be taken during the use of electricity?

The attractive force results when a glass rod rubbed with a silk and a plastic rod rubbed with a fur brings together. During friction which type of charges are developed on glass rod and plastic rod? 

Which of the following is known as Joule's equation?

In one circuit, resistance of wire is $10 \mathrm{\Omega }$. If it is connected with $2.5 \mathrm{V}$ battery, how much electric current will flow through it?

Following figures shows graph of $I-V$. Which graph is correct according to Ohm's law?