Physics · Electrical Measuring Instruments
एनालॉग सूचक उपकरणों में, भंवर धारा अवमंदन (eddy current damping) आमतौर पर किसका उपयोग करके प्राप्त किया जाता है?
- 1कार्बन प्रतिरोधक
- 2मृदु लोहे का वेन (Soft iron vane)
- 3स्टील स्प्रिंग
- 4तांबे या एल्युमीनियम की डिस्क/फॉर्मर✓
सही उत्तर देखें
तांबे या एल्युमीनियम की डिस्क/फॉर्मर
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