Class 12 Physics VVI Topic: लेंस (Lens) - Ray Optics | Bihar Board 2026 | Rakesh Physics

Class 12 Physics VVI Topic: लेंस (Lens) - Ray Optics | Bihar Board 2026 | Rakesh Physics Hello Students, Bihar Board Class 12 Physics ke Chapter 9 (Ray Optics / किरण प्रकाशिकी) ke Part-15 mein aapka swagat hai! Aaj ke is video mein hum Lens (लेंस) ke concept ko bilkul basic se samjhenge. Ye topic Bihar Board Exam 2026 ke liye VVI (Very Very Important) hai. 🎯 Is Video Me Kya Padhenge: लेंस क्या है? (What is Lens?) उत्तल और अवतल लेंस में अंतर (Difference between Convex & Concave Lens) लेंस से सम्बंधित मुख्य पद (Terms related to Lens: Optical Centre, Focus, etc.) Board Exam 2026 ke liye important points. Agar aap Bihar Board 2026 ki taiyari kar rahe hain, to is video ko ant tak jaroor dekhein. #BiharBoard2026 #Class12Physics #RayOptics #Lens #PhysicsInHindi #BSEB #rakeshphysics #OpticsClass12