Physics Which colour has the highest frequency? Indigo Green Red Violet Indigo Green Red Violet ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these waves can be polarized ? Light waves Sound waves in air Transverse waves on a string Longitudinal waves on a string Light waves Sound waves in air Transverse waves on a string Longitudinal waves on a string ANSWER DOWNLOAD EXAMIANS APP
Physics A pond of water appears less deep due to Reflection Refraction Polarisation Diffraction Reflection Refraction Polarisation Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics A light ray travelling from denser to rarer medium at an angle of incidence more than critical angle of concerned media pair suffers. Total internal reflection Refraction Diffraction Reflection Total internal reflection Refraction Diffraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following determines the sharpness of image in a camera ? Size of the camera The exposure time The focal length of the lens The aperture Size of the camera The exposure time The focal length of the lens The aperture ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbows are produced when sunlight : Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. None of the given statements is correct. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. None of the given statements is correct. ANSWER DOWNLOAD EXAMIANS APP
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