Physics · Thermal Properties of Matter
एक धात्विक छड़ की T1°C तापमान पर प्रारंभिक लंबाई L1 है। गर्म करने पर, इसका तापमान बढ़कर T2°C हो जाता है और इसकी लंबाई बढ़कर L2 हो जाती है। रेखीय प्रसार गुणांक (α) के लिए निम्नलिखित में से कौन सा सूत्र सही है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1α = L2 - L1L2(T2 - T1)
- 2α = L2L1(T2 - T1)
- 3α = L1(T2 - T1)L2 - L1
- 4α = L2 - L1L1(T2 - T1)✓
सही उत्तर देखें
α = L2 - L1L1(T2 - T1)
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