1.True False As the wavelength of light hitting a single slit is decreased, the

Question

1.True False As the wavelength of light hitting a single slit is decreased, the diffraction pattern observed on a screen will get narrower.

2.True False  When a diffraction grating is illuminated by white light, the first order maximum for red light is closer to the central maximum than the first order maximum for green light.

3. True False  Red light strikes two narrow slits and an inteference pattern is observed on a screen. As the distance separating the two narrow slits is decreased, the interference pattern observed on the screen will get narrower.

Explanation / Answer

a) True

b) False

c) True

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