Physics Ozone layer above the surface of Earth provides a shield against Gamma rays Infra-red rays X-rays Ultra-violet rays Gamma rays Infra-red rays X-rays Ultra-violet rays ANSWER DOWNLOAD EXAMIANS APP
Physics No current will flow between two charged bodies if they have the same Charge Resistance Potential Charge/ potential ratio Charge Resistance Potential Charge/ potential ratio ANSWER DOWNLOAD EXAMIANS APP
Physics When hot-water is sprinkled on a hotter glass tumbler, it breaks because Glass reacts chemically with water Water evaporates Glass suddenly contracts Glass suddenly expands Glass reacts chemically with water Water evaporates Glass suddenly contracts Glass suddenly expands ANSWER DOWNLOAD EXAMIANS APP
Physics A decibel is The wavelength of noise A musical instrument A measure of sound level A musical note The wavelength of noise A musical instrument A measure of sound level A musical note ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fiber works on the principle of Total internal reflection Scattering Refraction Interference Total internal reflection Scattering Refraction Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Nuclear reactors used to produce electricity are based on Cold fusion Superconductivity Nuclear fusion Nuclear fission Cold fusion Superconductivity Nuclear fusion Nuclear fission ANSWER DOWNLOAD EXAMIANS APP
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