Ans Not matchin..

JEE Main 2015 Guidance › Electricity and magnetism questions › Ans Not matchin..

A pendulum bob of mass 80mg and carrying a charge of 2 X 10^-8 C is at rest in a uniform,horizontal electric field of 20kV/m . Find the tension in the string.

#Physics #Electricity and magnetism

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7 Answers

Gone.. ·2009-05-01 09:35:02

help !!!

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sriraghav ·2009-05-01 09:42:12

Use TcosÎ¸=mg
and TsinÎ¸=E

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Gone.. ·2009-05-01 11:07:03

i sqr and add both the eqn.. ans still not coming .

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vector ·2009-05-01 11:44:37

@sriraghav tsinÎ¸=qE

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Gone.. ·2009-05-01 11:48:46

ans still not matching.. u guys can c HCV pg 122 pg 46..that is d q.

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vector ·2009-05-01 11:58:28

ronald take mass to be in micrograms i did it i year back i think the q was crrcted as mass was given in milligm n ams was acc to micro gram

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vector ·2009-05-01 12:07:00

is d ans still nt matching

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Basic Integral Calculus Operators Symbols Matrix Cases

√ √ || {} [] () → ~ ^ x x x → → ln log lg lim lim cos sin tan cot arcsin arccos arctan

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

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

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

° ∂ ∞ 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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Ans Not matchin..

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