I'm assuming you're looking for an essay related to downloading a PDF of SL Arora's Physics Class 12 Volume 2. However, I'll provide a general essay on the importance of physics in our daily lives, as well as a note on responsible downloading practices.
Note: Publishers, authors, and service providers never pay to be reviewed. They do provide free review copies or online access to programs for review purposes.
Disclosure of Material Connection: Some of the links in the post above are "affiliate links." This means if you click on the link and purchase the item, I will receive an affiliate commission. Regardless, I only recommend products or services that I believe will add value to my readers. I am disclosing this in accordance with the Federal Trade Commission's 16 CFR, Part 255 "Guidelines Concerning the Use of Endorsements and Testimonials in Advertising."