Physics In the atmosphere ultraviolet rays are absorbed by Ozone Oxygen Helium Nitrogen Ozone Oxygen Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Physics Indicate the false statement about the resistance of a wire Resistance of metallic wire increases with increase in temperature It is directly proportional to the length of wire It depends on material of wire It is directly proportional to the area of cross-section of wire Resistance of metallic wire increases with increase in temperature It is directly proportional to the length of wire It depends on material of wire It is directly proportional to the area of cross-section of wire ANSWER DOWNLOAD EXAMIANS APP
Physics A decibel is The wavelength of noise A musical instrument A musical note A measure of sound level The wavelength of noise A musical instrument A musical note A measure of sound level ANSWER DOWNLOAD EXAMIANS APP
Physics Fuse wire is made of an alloy of Lead and Copper Tin and Copper Copper and Silver Tin and Lead Lead and Copper Tin and Copper Copper and Silver Tin and Lead ANSWER DOWNLOAD EXAMIANS APP
Physics If the diameter of a capillary is doubled, then the rise of water in it will be Four times Half No change Two times Four times Half No change Two times 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
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