Which of the following statements indicates that light waves are transverse

(1) Light waves can travel in vacuum

(2) Light waves show interference

(3) Light waves can be polarized

(4) Light waves can be diffracted

Concept Questions :-

Polarization of light
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Interference was observed in interference chamber when the air was present, now the chamber is evacuated and if the same light is used, a careful observer will see

(1) No interference

(2) Interference with bright bands

(3) Interference with dark bands

(4) Interference in which width of the fringe will be slightly increased

Concept Questions :-

Superposition principle
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Ray diverging from a point source form a wave front that is

(1) Cylindrical

(2) Spherical

(3) Plane

(4) Cubical

Concept Questions :-

Wave front
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Two coherent sources have intensity in the ratio of $\frac{100}{1}$. Ratio of (intensity) max/(intensity) min is

(1) $\frac{1}{100}$

(2) $\frac{1}{10}$

(3) $\frac{10}{1}$

(4) $\frac{3}{2}$

Concept Questions :-

Superposition principle
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If two waves represented by ${y}_{1}=4\mathrm{sin}\omega t$ and ${y}_{2}=3\mathrm{sin}\left(\omega t+\frac{\pi }{3}\right)$ interfere at a point, the amplitude of the resulting wave will be about

(1) 7

(2) 6

(3) 5

(4) 3.5

Concept Questions :-

Superposition principle
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Two coherent sources of intensities, I1 and I2 produce an interference pattern. The maximum intensity in the interference pattern will be

(1) I1 + I2

(2) ${I}_{1}^{2}+{I}_{2}^{2}$

(3) (I1 + I2)2

(4) ${\left(\sqrt{{I}_{1}}+\sqrt{{I}_{2}}\right)}^{2}$

Concept Questions :-

Superposition principle
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Two beams of light having intensities I and 4I interfere to produce a fringe pattern on a screen. The phase difference between the beams is $\frac{\pi }{2}$ at point A and π at point B. Then the difference between the resultant intensities at A and B is

(1) 2I

(2) 4I

(3) 5I

(4) 7I

Concept Questions :-

Superposition principle
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Two waves are represented by the equations ${y}_{1}=a\mathrm{sin}\omega t$ and ${y}_{2}=a\mathrm{cos}\omega t.$ The first wave

(1) Leads the second by $\pi$

(2) Lags the second by $2\pi$

(3) Leads the second by $\frac{\pi }{2}$

(4) Lags the second by $\frac{\pi }{2}$

Concept Questions :-

Superposition principle
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If an interference pattern have maximum and minimum intensities in 36 : 1 ratio then what will be the ratio of amplitudes

(1) 5 : 7

(2) 7 : 4

(3) 4 : 7

(4) 7 : 5

Concept Questions :-

Superposition principle
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In Young's double slit experiment, if the slit widths are in the ratio 1 : 9, then the ratio of the intensity at minima to that at maxima will be

(1) 1

(2) 1/9

(3) 1/4

(4) 1/3

Concept Questions :-

Young Double slit experiment
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