Coherent Sources of Light and interference of Light Constructive, Distractive
WAVE OPTICS

283309 In Young's double slit experiment, the separation between the slits is halved and the distance between the screen is doubled. The fringe width is

1 Unchanged
2 Halved
3 Doubled
4 Quadrupled
WAVE OPTICS

283310 In a Young's double slit experiment. The angular width of a fringe is \(0.2^{\circ}\) on a screen placed \(1 \mathrm{~m}\) away. The wavelength of light used in \(600 \mathrm{~nm}\). The angular width of the fringe if the entire set up is immersed is a liquid of refractive index 1.33 is.

1 \(0.15^{\circ}\)
2 \(1^{\circ}\)
3 2
4 \(0.3^{\circ}\)
WAVE OPTICS

283311 In a young's experiment a monochromatic light of wavelength \(600 \mathrm{~nm}\) is used. If slit separation is \(6 \mathrm{~mm}\), then fringes width on a perpendicular screen kept at a distance \(80 \mathrm{~cm}\) will be

1 \(0.04 \mathrm{~mm}\)
2 \(0.08 \mathrm{~mm}\)
3 \(0.12 \mathrm{~mm}\)
4 \(0.2 \mathrm{~mm}\)
WAVE OPTICS

283312 A beam of light of wavelength \(650 \mathrm{~nm}\) is used to obtain interference fringes in a young's double slit experiment. The distance of the third bright fringe on the screen from the central maximum is.

1 \(1950\left(\frac{D}{d}\right) \mathrm{nm}\)
2 \(1950\left(\frac{\mathrm{d}}{\mathrm{D}}\right) \mathrm{nm}\)
3 \(1590\left(\frac{\mathrm{D}}{\mathrm{d}}\right) \mathrm{nm}\)
4 \(1590\left(\frac{\mathrm{D}}{\mathrm{d}}\right) \mathrm{nm}\)
WAVE OPTICS

283309 In Young's double slit experiment, the separation between the slits is halved and the distance between the screen is doubled. The fringe width is

1 Unchanged
2 Halved
3 Doubled
4 Quadrupled
WAVE OPTICS

283310 In a Young's double slit experiment. The angular width of a fringe is \(0.2^{\circ}\) on a screen placed \(1 \mathrm{~m}\) away. The wavelength of light used in \(600 \mathrm{~nm}\). The angular width of the fringe if the entire set up is immersed is a liquid of refractive index 1.33 is.

1 \(0.15^{\circ}\)
2 \(1^{\circ}\)
3 2
4 \(0.3^{\circ}\)
WAVE OPTICS

283311 In a young's experiment a monochromatic light of wavelength \(600 \mathrm{~nm}\) is used. If slit separation is \(6 \mathrm{~mm}\), then fringes width on a perpendicular screen kept at a distance \(80 \mathrm{~cm}\) will be

1 \(0.04 \mathrm{~mm}\)
2 \(0.08 \mathrm{~mm}\)
3 \(0.12 \mathrm{~mm}\)
4 \(0.2 \mathrm{~mm}\)
WAVE OPTICS

283312 A beam of light of wavelength \(650 \mathrm{~nm}\) is used to obtain interference fringes in a young's double slit experiment. The distance of the third bright fringe on the screen from the central maximum is.

1 \(1950\left(\frac{D}{d}\right) \mathrm{nm}\)
2 \(1950\left(\frac{\mathrm{d}}{\mathrm{D}}\right) \mathrm{nm}\)
3 \(1590\left(\frac{\mathrm{D}}{\mathrm{d}}\right) \mathrm{nm}\)
4 \(1590\left(\frac{\mathrm{D}}{\mathrm{d}}\right) \mathrm{nm}\)
WAVE OPTICS

283309 In Young's double slit experiment, the separation between the slits is halved and the distance between the screen is doubled. The fringe width is

1 Unchanged
2 Halved
3 Doubled
4 Quadrupled
WAVE OPTICS

283310 In a Young's double slit experiment. The angular width of a fringe is \(0.2^{\circ}\) on a screen placed \(1 \mathrm{~m}\) away. The wavelength of light used in \(600 \mathrm{~nm}\). The angular width of the fringe if the entire set up is immersed is a liquid of refractive index 1.33 is.

1 \(0.15^{\circ}\)
2 \(1^{\circ}\)
3 2
4 \(0.3^{\circ}\)
WAVE OPTICS

283311 In a young's experiment a monochromatic light of wavelength \(600 \mathrm{~nm}\) is used. If slit separation is \(6 \mathrm{~mm}\), then fringes width on a perpendicular screen kept at a distance \(80 \mathrm{~cm}\) will be

1 \(0.04 \mathrm{~mm}\)
2 \(0.08 \mathrm{~mm}\)
3 \(0.12 \mathrm{~mm}\)
4 \(0.2 \mathrm{~mm}\)
WAVE OPTICS

283312 A beam of light of wavelength \(650 \mathrm{~nm}\) is used to obtain interference fringes in a young's double slit experiment. The distance of the third bright fringe on the screen from the central maximum is.

1 \(1950\left(\frac{D}{d}\right) \mathrm{nm}\)
2 \(1950\left(\frac{\mathrm{d}}{\mathrm{D}}\right) \mathrm{nm}\)
3 \(1590\left(\frac{\mathrm{D}}{\mathrm{d}}\right) \mathrm{nm}\)
4 \(1590\left(\frac{\mathrm{D}}{\mathrm{d}}\right) \mathrm{nm}\)
WAVE OPTICS

283309 In Young's double slit experiment, the separation between the slits is halved and the distance between the screen is doubled. The fringe width is

1 Unchanged
2 Halved
3 Doubled
4 Quadrupled
WAVE OPTICS

283310 In a Young's double slit experiment. The angular width of a fringe is \(0.2^{\circ}\) on a screen placed \(1 \mathrm{~m}\) away. The wavelength of light used in \(600 \mathrm{~nm}\). The angular width of the fringe if the entire set up is immersed is a liquid of refractive index 1.33 is.

1 \(0.15^{\circ}\)
2 \(1^{\circ}\)
3 2
4 \(0.3^{\circ}\)
WAVE OPTICS

283311 In a young's experiment a monochromatic light of wavelength \(600 \mathrm{~nm}\) is used. If slit separation is \(6 \mathrm{~mm}\), then fringes width on a perpendicular screen kept at a distance \(80 \mathrm{~cm}\) will be

1 \(0.04 \mathrm{~mm}\)
2 \(0.08 \mathrm{~mm}\)
3 \(0.12 \mathrm{~mm}\)
4 \(0.2 \mathrm{~mm}\)
WAVE OPTICS

283312 A beam of light of wavelength \(650 \mathrm{~nm}\) is used to obtain interference fringes in a young's double slit experiment. The distance of the third bright fringe on the screen from the central maximum is.

1 \(1950\left(\frac{D}{d}\right) \mathrm{nm}\)
2 \(1950\left(\frac{\mathrm{d}}{\mathrm{D}}\right) \mathrm{nm}\)
3 \(1590\left(\frac{\mathrm{D}}{\mathrm{d}}\right) \mathrm{nm}\)
4 \(1590\left(\frac{\mathrm{D}}{\mathrm{d}}\right) \mathrm{nm}\)
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