optics 8

JEE Main 2015 Discussion Forum › Optics questions › optics 8

the word MANISH is written on a sheet of white paper with a red pencil and the word NISHANT with a green pencil. a green and red pieces of glasses are available. through which glass can the word MANISH be seen?

#Physics #Optics

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7 Answers

11

Anirudh Narayanan ·2009-01-27 02:45:56

MANISH can be seen with green glasses?

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9

Celestine preetham ·2009-01-27 03:00:22

EDIT*

WEN USING GREEN GLASS , RED WAVELENGHT IS ABSORBED SO CANT BE USED

WEN USING RED GLASS , CONTRAST WONT BE THERE SO NEITHER ULD WRK

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11

Anirudh Narayanan ·2009-01-27 03:09:09

IF MANISH IS WRITTEN IN RED, THEN HOW CAN U SEE IT WITH RED GLASSES?

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11

Anirudh Narayanan ·2009-01-27 03:14:08

[4]

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9

Celestine preetham ·2009-01-27 03:19:30

ANI EDITED THAT

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11

Anirudh Narayanan ·2009-01-27 03:20:29

ok [4]

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1

rahul wadhwani ·2009-01-27 03:28:59

look above the glass ( remove glass) [5][6][9][9]
cele is correct & correct explanation too

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Your Answer

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