higher potential

JEE Advanced Guidance › Electricity and magnetism questions › higher potential

plz tell the method u used also :)

#Physics #Electricity and magnetism

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hacker ·2009-09-11 07:58:41

eureka plz help dude........

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yes no ·2009-09-11 08:19:13

use F = q(vXB)

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hacker ·2009-09-11 08:45:28

HOW WILL FORCE HELP IN GETTING POTENTIAL??????

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yes no ·2009-09-11 09:16:11

as the rod will move, the positive chrg will get "accumulated" on one side and negative on other(due to force by magnetic field)..find the direction using q(vXB)..positive chrg will go to B and -ve to A..chk again!!

hence,
B is at higher potential

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hacker ·2009-09-11 10:22:56

ok thanx.....and what will be direction of emf.....i have no idea if we take dir. from + to - or - to +........plz tell!

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Basic Integral Calculus Operators Symbols Matrix Cases

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∫ ∫ ∫ ∫ ∫ ∬ ∬ ∬ ∬ ∬ ∭ ∭ ∭ ∭ ∭ ⨌ ⨌ ⨌ ⨌ ⨌

∑ ∑ ∑ ∑ ∑ ∮ ∮ ∮ ∮ ∮ ∏ ∏ ∏ ∏ ∏ ∐ ∐ ∐ ∐ ∐

+ - × ÷ ± ∓ = ∪ ∩ ≠ ∼ ≈ ∅ ∀ ∃ ∈ ∋ ∝ ≤ ≥ ≃ ≅ ≡ < > ≪ ≫ ⊂ ∉ ⊃ ⊆ ⊇ ⇒ ⇐ ⇔ ⇒ ⇐ ⇔ ⇑ ⇓ ⇕ → ← ↔ → ← ↔ ↑ ↓ ↕ ↖ ↗ ↘ ↙ ↪ ↩ ⇀ ↼ ⇁ ↽

° ∂ ∞ α β γ δ θ λ μ ν ξ π ρ σ φ ω ε ƒ κ τ υ Γ Δ Λ Σ Π Ω

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higher potential

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