Define Electric Potential difference. Ans: Amount of work done by every unit positive charge to move from one point to other point is known as electric potential difference. Difference between D.C current...
Mostly students get confused about answer's signs so lets have a look at it:There are two kinda rules about signs 1) Addition2) Multiplication1) Addition: + + + = + a+b = - + - = -a+(-b)= -cIf all the...
Expressing the concentration of a solution:- Before we start with the concentration, we should understand the calculation of moles. A number of moles =mass of solute /Molecular mass of the substance. Example:...
Hello students!Generally, we don’t find the smart way of study; here are some tips to follows: 1. Initially read the whole chapter even if you can’t understand a single word. It will increase...