Tyndall effect is observed when:...

Tyndall effect is observed when:

The diameter of the dispersed partivles is much
smaller then the wavelength of the light used

The refractive indices of the dispersed phase
and the dispersion medium differ greatly in
magnitude

Light passes through true solution

A single ray of light is focussed on the colloidal
aolution

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The correct Answer is:

A, B

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Tyndall effect is observed during the projection in a cinema theatre. Why?

The Tyndall effect is observed only when following conditions are satisfied: (A) the diameter of the dispersed particles is much smaller than the wavelength of the light used. (B) the diameter of the dispersed particle is not much smaller than the wavelength of the light use (C) the refreactive indices of the dispersed phase and dispersion medium are almost similar in magnitude (D) the refractive indices of the dispersed phase and dispersion medium differ greatly in magnitude.

Tyndall effect is observed only when (i) the diameter of the dispersed particles is not much smaller than the wavelength of the light used. (ii) the refractive indices of dispersed phase and dispersion medium differ greatly in magnitude . (iii) the size of the particles is generally between 10^(-11) and 10^(-9) m in diameter. (iv) the dispersed phase and dispersion medium cna be seen separately in the system .

Tyndall effect is not observed in

In which of the following Tyndall effect is not observed

Give some examples of Tyndall effect observed in your surroundings?

Tyndall effect is applicable when

Screening effect is not observed in :

Tyndall effect is more effectively shown by

AAKASH INSTITUTE ENGLISH-SURFACE CHEMISTRY -ASSIGNMENT SECTION - A

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