Rewrite the following table so as to match the second and third columns with the first column :
Column I Column II Column III
(1) Dispersion Long - Sightedness Twinkling of Stars
(2) Refraction Splitting of white light into component colors. Convex lens
(3) Hypermetropia Change in the direction of ray of light due to change in medium. Spectrum of seven colours

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Solution

Column I Column II Column III
(1) Dispersion Splitting of white light into component colors. Spectrum of seven colors
(2) Refraction Change in the direction of ray of light due to change in medium.
Twinkling of Stars
(3) Hypermetropia Long - Sightedness Convex lens

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Similar questions

Column 1	Column 2	Column 3
Dispersion	Change in the direction of ray of light due to change in medium.	Blue colour of the sky.
Scattering	splitting of white light into component colours	Twinkling of stars.
Refraction	Deflection of light by small particles.	Spectrum of seven colours.

Rewrite the following table so as to match second and third column with first column

Match the following :

Column A Column B

(a) White light (i) Convex mirror

(b) Refraction (ii) concave mirror

(d) Real images (iv) spectrum

(e) Prism (v) ray of light from glass to air

Ans. (a) - (iv), (b)-(v), (c)-(i), (d)-(ii), (e)-(iii)

Rewrite the following table in such a way that column 2 and column 3 will match with column 1.

No.	Column I	Column II		Column III
1.	Transverse wave	(a)	Particles oscillate parallel to direction of propagation	(i)	Wave produced in slinky.
2.	Longitudinal wave.	(b)	Particles oscillate perpendicular to direction of propagation	(ii)	Frequency less than 20 Hz.
3.	Ultrasound.	(c)	Echo formation is heard under particular conditions.	(iii)	Wave produced in string
4.	Infrasound	(d)	High frequency waves.	(iv)	Frequency between 20 Hz and 20000 Hz
5.	Audible frequency	(e)	Low frequency waves	(v)	Frequency greater than 20000 Hz.

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