## 4️⃣ Take‑aways - ✅ Verify energy balance before finalizing motor specs. - ✅ Use the inertia formulas from Chapter 6 for rotating components.
*Ever wondered why a perfectly designed gear train still squeaks? The answer is often hidden in the fundamentals of physics.* physics for engineers part 1 by giasuddin pdf link
## 1️⃣ The Real‑World Problem - Brief description of a common engineering snag (e.g., unexpected vibration in a CNC spindle). ## 4️⃣ Take‑aways - ✅ Verify energy balance