Physics notes for class 11th, Covering All 18 Chapters beautifully, The App is specially designed to help all students of class 11 for their physics subject. It covers all 18 Units of Physics. The app covers: UNIT 1: Measurement. UNIT 2: Vectors. UNIT 3: Motion in a Straight Line. UNIT 4: Projectile Motion and Circular Motion. UNIT 5: Laws of Motion.