In this video, we solve Exercise Question 9.18 from Class 11 Physics chapter Mechanical Properties of Fluids with a clear, simple, and step-by-step explanation. This question is based on important concepts like fluid pressure, viscosity, Bernoulli’s theorem, continuity equation, and flow of liquids, which are frequently asked in exams. Students will learn how to apply correct formulas, understand physical meaning behind each step, and solve numericals accurately. This explanation is very helpful for CBSE Class 11, school exams, and competitive exams like NEET and JEE, where fluid mechanics plays an important role. Follow Sadhana Classes for complete NCERT exercise solutions, conceptual clarity, and exam-oriented Physics preparation. 📌 Teacher: Vikash Sir 📌 Chapter: Mechanical Properties of Fluids 📌 Exercise Question: 9.18 | NCERT 📌 Class: 11 Physics #ExerciseQuestion9_18 #MechanicalPropertiesOfFluids #Class11Physics #NCERTSolutions #FluidMechanics #BernoulliTheorem #Viscosity #FluidPressure #CBSEPhysics #NEETPhysics #JEEPhysics #PhysicsNumericals #SadhanaClasses #VikashSir #Class11NCERT