Physics · Electrical Safety
निम्नलिखित में से किससे सुरक्षा प्रदान करने के लिए अर्थिंग (Earthing) आवश्यक है?
- 1उच्च आवृत्ति शोर
- 2ओवरलोडिंग
- 3वोल्टेज में उतार-चढ़ाव
- 4बिजली के झटके का खतरा✓
सही उत्तर देखें
बिजली के झटके का खतरा
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