Physics as a subject requires conceptual clarity. Problems of physics cannot be solved with superficial knowledge/just the knowledge of formulas.
The type of questions asked in competitive exams such as IIT/JEE/NEET/AIIMS check deep understanding of the concept of physics as well as its application.
Ritesh Dahiya sir focuses on clearing the fundamental understanding of concepts of physics. In his classroom he makes physics interesting and fun by using real life example, demonstrations etc. Ritesh sir is jovial and engages interest and intellect of his students. He focuses on concept clarity and the knowledge of application of the topics. This helps students to solve problems with greater ease and speed.