Physics Acceptable noise level for human ear > 85 db = 85 db < 85 db None of these > 85 db = 85 db < 85 db None of these ANSWER DOWNLOAD EXAMIANS APP
Physics In which one of the following the phenomenon of total internal reflection of light is used ? Twinkling of stars Formation of rainbow Formation of mirage Working of binoculars Twinkling of stars Formation of rainbow Formation of mirage Working of binoculars ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following has the highest value of specific heat? Water Lead Glass Copper Water Lead Glass Copper ANSWER DOWNLOAD EXAMIANS APP
Physics A decibel is The wavelength of noise A musical note A musical instrument A measure of sound level The wavelength of noise A musical note A musical instrument A measure of sound level ANSWER DOWNLOAD EXAMIANS APP
Physics If the length of a simple pendulum is halved then its period of oscillation is Increased by a factor 2 Decreased by a factor 2 Halved Doubled Increased by a factor 2 Decreased by a factor 2 Halved Doubled ANSWER DOWNLOAD EXAMIANS APP
Physics Fish and other aquatic creatures can live inside a deep frozen pond because Fish are cold-blooded animals They can adapt themselves to live in ice Ice is a bad conductor of heat There will always be water just beneath the ice level Fish are cold-blooded animals They can adapt themselves to live in ice Ice is a bad conductor of heat There will always be water just beneath the ice level ANSWER DOWNLOAD EXAMIANS APP
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