#Numerical12 #10thclassPhysicsChapter3Class10 #class10physicschapter12 In this lecture of Chapter no 12 Physics Class 10th I've solved Numerical 12.12 The power of a convex lens is 5D. At what distance the object should be placed from the lenz so that it's real and two times larger image is formed. numerical no 12.12 10 physics chapter 12 online Physics lecture 10th class 10th class Physics lecture 10th class Physics 10th class Physics chapter 12 Physics chapter electrostatics 10th class physics chapter 3 class 10 physics chapter 3 10th class physics ch 3 class 10 physics ch 3 10th class physics chapter 12 physics class 10 ch 3 10 physics chapter 3 physics class 10 chapter 3 class 10 physics chapter 12 physics class 10 chapter 12