A star is moving away from earth and shift in spectral line of wavelength 5700 mathringA is 1.90 mathringA. Velocity of the star is :

Questions from Wave Optics

1. Critical angle for certain medium is . The polarizing angle of that medium is .......

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2. Which of the following phenomena support the wave theory of light ?
(a) scattering
(b) interference
(c) diffraction
(d) velocity of light in a denser medium is less than the velocity of light in the rarer medium

KCET 2013

3. In Young's double slit experiment, how many maxima can be obtained on a screen (including central maxima), if (where is the wavelength of light)?

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4. Interference fringes are being produced on screen by the slits and In figure, the correct fringe locus is

5. Light of wavelength is incident normally on a slit of width . The angular width of central maxima in the diffraction pattern is (measured from minimum to minimum)

NTA Abhyas 2020

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1. A car starts from rest and accelerates at At , a ball is dropped out of a window by a person sitting in the car. What is the velocity and acceleration of the ball at ? (Take

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2. If and respectively denote energy and gravitational constant, then has the dimensions of:

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3. The de Broglie wavelength of an electron moving with kinetic energy of is nearly

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4. A wheel with metallic spokes each long is rotated with a speed of in a plane perpendicular to a magnetic field of . The induced emf between the axle and rim of the wheel will be,

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5. Calculate the acceleration of the block and trolly system shown in the figure The coefficient of kinetic friction between the trolly and the surface is , mass of the string is negligible and no other friction exists

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Q. A star is moving away from earth and shift in spectral line of wavelength is . Velocity of the star is :

By Doppler's effect in light shift in wavelength is given as

Questions from Wave Optics

1. Critical angle for certain medium is . The polarizing angle of that medium is .......

2. Which of the following phenomena support the wave theory of light ?
(a) scattering
(b) interference
(c) diffraction
(d) velocity of light in a denser medium is less than the velocity of light in the rarer medium

3. In Young's double slit experiment, how many maxima can be obtained on a screen (including central maxima), if (where is the wavelength of light)?

4. Interference fringes are being produced on screen by the slits and In figure, the correct fringe locus is

5. Light of wavelength is incident normally on a slit of width . The angular width of central maxima in the diffraction pattern is (measured from minimum to minimum)

Physics Most Viewed Questions

1. A car starts from rest and accelerates at At , a ball is dropped out of a window by a person sitting in the car. What is the velocity and acceleration of the ball at ? (Take

2. If and respectively denote energy and gravitational constant, then has the dimensions of:

3. The de Broglie wavelength of an electron moving with kinetic energy of is nearly

4. A wheel with metallic spokes each long is rotated with a speed of in a plane perpendicular to a magnetic field of . The induced emf between the axle and rim of the wheel will be,

5. Calculate the acceleration of the block and trolly system shown in the figure The coefficient of kinetic friction between the trolly and the surface is , mass of the string is negligible and no other friction exists

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Q. A star is moving away from earth and shift in spectral line of wavelength is . Velocity of the star is :

By Doppler's effect in light shift in wavelength is given as

Questions from Wave Optics

1. Critical angle for certain medium is . The polarizing angle of that medium is .......

2. Which of the following phenomena support the wave theory of light ? (a) scattering (b) interference (c) diffraction (d) velocity of light in a denser medium is less than the velocity of light in the rarer medium

3. In Young's double slit experiment, how many maxima can be obtained on a screen (including central maxima), if (where is the wavelength of light)?

4. Interference fringes are being produced on screen by the slits and In figure, the correct fringe locus is

5. Light of wavelength is incident normally on a slit of width . The angular width of central maxima in the diffraction pattern is (measured from minimum to minimum)

Physics Most Viewed Questions

1. A car starts from rest and accelerates at At , a ball is dropped out of a window by a person sitting in the car. What is the velocity and acceleration of the ball at ? (Take

2. If and respectively denote energy and gravitational constant, then has the dimensions of:

3. The de Broglie wavelength of an electron moving with kinetic energy of is nearly

4. A wheel with metallic spokes each long is rotated with a speed of in a plane perpendicular to a magnetic field of . The induced emf between the axle and rim of the wheel will be,

5. Calculate the acceleration of the block and trolly system shown in the figure The coefficient of kinetic friction between the trolly and the surface is , mass of the string is negligible and no other friction exists

Latest Updates

2. Which of the following phenomena support the wave theory of light ?
(a) scattering
(b) interference
(c) diffraction
(d) velocity of light in a denser medium is less than the velocity of light in the rarer medium