Question

How to crystal clear my concepts in all the subjects as I am in class 12?

Answer 1

Answer:

YouTube

Explanation:

Search in YouTube or Google.

Answer 2

Answer:Lengthy physics numerical , difficult chemistry equations and tricky mathematics questions is something which requires much attention and concentration.Physics and Mathematics are those subjects which requires tremendous practice and expertise. Solve as many questions you can as a single theorem can be applied to number of numerical in many ways. Practice all the sample questions.You need to devote yourself wholly in order to prepare yourself well for the examinations. I suggest you to go for paid online lectures as they are well planned and cover all the topics related to IIT JEE examinations.