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Derive an expression for the energy …

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Derive an expression for the energy stored in a dipole in uniform electric field

Posted by Neha Pachani 7 years ago

CBSE > Class 12 > Physics

2 answers

Dhruv Sinha 7 years ago

t = p x E t = pEsinΦ dW= tdΦ dW= pEsinΦdΦ W = pE integration (sin Φ)dΦ (limits are from Φ1 to Φ2) W = pE(cos Φ1 - cos Φ2) The work done is stored as potential energy. U = pE(cos Φ1 - cos Φ2) If Φ1 = π/2 and Φ2 = Φ U = pE(cos 90 - cos Φ) U = -pEcosΦ U = -p. E

Sanskriti S 7 years ago

ncert topic 2.8.3

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