Change in Resistance of a Stretched Wire ⚡ Class 12 Physics Trick | Pradeep Sir | CHSE EXPRESS

Описание: #class12physics #resistance #physicstricks #PradeepSir #CHSEExpress #boardexampreparation #chseodisha

📚 Topic: Change in Resistance of a Stretched Wire
📖 Chapter: Current Electricity
🎓 Class: 12th (CHSE / CBSE / Entrance)

In this short tips & tricks video, Pradeep Sir explains how to calculate the change in resistance when a wire is stretched — a common and important concept in Class 12 Physics and entrance exams.
You’ll learn the quick formula, logic, and easy method to solve such numerical problems in seconds!

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