Physics · Electromagnetism
जब किसी धातु की पेचदार स्प्रिंग (helical spring) से दिष्ट धारा (direct current) प्रवाहित की जाती है, तो स्प्रिंग में क्या भौतिक परिवर्तन होता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1यह लगातार दोलन करती है
- 2यह संकुचित (compress) हो जाती है✓
- 3यह फैल (expand) जाती है
- 4इसकी लंबाई अपरिवर्तित रहती है
सही उत्तर देखें
यह संकुचित (compress) हो जाती है
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