The 1 Trick to Solve Inclined Pulley Problems in JEE

Master Newton’s Laws of Motion (NLM) with this step-by-step problem breakdown on inclined planes and pulley systems. In this session, we solve a multi-block connected system on a 30° smooth inclined plane, breaking down how to balance forces for static equilibrium and how to find system acceleration using string constraint equations. What you’ll learn: Setting up coordinate axes along and perpendicular to an inclined plane Drawing precise Free Body Diagrams (FBD) for connected blocks Resolving normal force, gravity components, and tension Deriving string constraint relations for ideal pulleys Calculating equilibrium mass and dynamic acceleration Subscribe to The Physics Cure for conceptual IIT-JEE Physics breakdowns! Timestamps 00:00 - Problem introduction & setup 00:30 - System diagram & problem statement 03:08 - FBD of block A on the inclined plane 06:00 - String constraint equation explained 12:38 - FBD of block B & tension equations 14:03 - FBD of hanging block C 15:02 - Part A: Finding mass of block C for equilibrium 16:38 - Part B: Acceleration when mass C is doubled 19:40 - Final answers & wrap-up