how to study well for the upcoming board exam ? plz help me! i m vry much frustuated and tensed !

Dear Student,

Please refer to the link given below :

https://www.meritnation.com/ask-answer/question/plz-someone-tellme-how-to-study-for-exams/electric-current-and-its-effects/3575548

All the topics in the concerned chapters are well explained. Please go through the videos/animations and the given examples to better understand the concept. Also, try to solve the examples on your own. If you still have any doubts about any specific topic then do let us know.

I am sure that if you proceed in this manner, you will definitely get good marks in board exams.

Work hard!

ALL THE BEST!!