
Birendra sir
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How does a relay work/रिले कैसे काम करता है indianrailway
Published: 7 months agoCategory:
- Technology
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How does a relay work/रिले कैसे काम करता है #indianrailway Relay is a electromagnetic switch.
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Birendra Kumar . 7 months ago
thanks
Vikas sanatan vlog . 7 months ago
बहुत बढ़िया
Vikas sanatan vlog . 7 months ago
very good ?