In fig shows a thin beam of white light from a source S striking on on

1.	In fig shows a thin beam of white light from a source S striking on one face of a prism. (a) Complete the diagram to show the effect of prism on the beam and to show what is seen on the screen. (b) If a slit is placed in between the prism and the screen to pass only the light of green colour, what will you then observe on the screen ? (c) What conclusion do you draw from the observation in part (b) above ?
Answer» In fig shows a thin beam of white light from a source S striking on one face of a prism. (a) Complete the diagram to show the effect of prism on the beam and to show what is seen on the screen. (b) If a slit is placed in between the prism and the screen to pass only the light of green colour, what will you then observe on the screen ? (c) What conclusion do you draw from the observation in part (b) above ?

In fig shows a thin beam of white light from a source S striking on one face of a prism. (a) Complete the diagram to show the effect of prism on the beam and to show what is seen on the screen. (b) If a slit is placed in between the prism and the screen to pass only the light of green colour, what will you then observe on the screen ? (c) What conclusion do you draw from the observation in part (b) above ?

Answer»

In fig shows a thin beam of white light from a source S striking on one face of a prism.

(a) Complete the diagram to show the effect of prism on the beam and to show what is seen on the screen.

(b) If a slit is placed in between the prism and the screen to pass only the light of green colour, what will you then observe on the screen ?