Vibrations and waves questions | form five Physics
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(5729) Question Category: Mathematical Calculation Sunlight is reflected from a calm lake. The refllected sunlight is totally polarized. What is the angle between the sun and the horizon? Answer / Solution UNSOLVED |
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(5730) Question Category: Short answers State four conditions for sustained interference of light. Answer / Solution UNSOLVED |
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(5731) Question Category: Mathematical Calculation In a Young`s double slit experiment the interval between the slit is 0.2mm. For the light of wavelength 6.0x10-7m, interference fringes are formed on a screen at a distance of 0.8m. Find the distance of the second dark fringe from the central fringe. Answer / Solution UNSOLVED |
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(5732) Question Category: Short answers Distinguish between diffraction and diffraction grating. Answer / Solution UNSOLVED |
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(5733) Question Category: Mathematical Calculation A parallel beam of the monochromatic light is incident normally on a diffraction grating. The angle between the two first -order spectra on either side of the normal is 30o. Assume that the wavelength of the light is 5893x10-10m; find the number of ruling per mm on the grating and the greatest number of bright images obtained. Answer / Solution UNSOLVED |
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