Physics · Resistance
यदि किसी तार की अनुप्रस्थ काट का क्षेत्रफल स्थिर रखते हुए उसकी लंबाई दोगुनी कर दी जाए, तो उसके प्रतिरोध पर क्या प्रभाव पड़ेगा?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1यह चार गुना हो जाता है
- 2यह दोगुना हो जाता है✓
- 3यह आधा हो जाता है
- 4यह समान रहता है
सही उत्तर देखें
यह दोगुना हो जाता है
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