Physics Which one of the following determines the sharpness of image in a camera ? The focal length of the lens The aperture Size of the camera The exposure time The focal length of the lens The aperture Size of the camera The exposure time ANSWER DOWNLOAD EXAMIANS APP
Physics Natural radioactivity was discovered by Ernest Rutherfor Henri Becquerel Enrico Fermi Marie Curie Ernest Rutherfor Henri Becquerel Enrico Fermi Marie Curie ANSWER DOWNLOAD EXAMIANS APP
Physics The locomotion of insects to the source of light is called : Phototactic Phototropic Hydrotropic Thermotactic Phototactic Phototropic Hydrotropic Thermotactic ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following is credited for the Corpuscular theory of light? James Clerk Maxwell Albert Einstein Christiaan Hyugens Isaac Newton James Clerk Maxwell Albert Einstein Christiaan Hyugens Isaac Newton ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Dispersion of light only Refraction of light only Total internal reflection of light only Refraction and total internal reflection of light Dispersion of light only Refraction of light only Total internal reflection of light only Refraction and total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics In the electrical circuit of a house, the fuse acts as A load A thermopile A safety device A step down device A load A thermopile A safety device A step down device ANSWER DOWNLOAD EXAMIANS APP
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