PHYSICS · Subjective · CBSE · Physics · Force and Laws of Motion · Force and Laws of Motion
Problem
A metro train is at rest at a platform. Observe the following events inside one of its coaches: P: As the train accelerates forward, a hanging bag swings backward. Q: While the train moves at constant speed, the bag hangs vertically. R: When the train brakes suddenly, the bag swings forward. State the type of inertia displayed in events P and R.