Physics Which one of the following processes is responsible for the glittering of air bubble rising through water? Scattering of light Refraction of light Total internal reflection of light Reflection of light Scattering of light Refraction of light Total internal reflection of light Reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics For a ray of light to suffer total internal reflection it has to pass from : Air to water Glass to water Air to glass Water to glass Air to water Glass to water Air to glass Water to glass ANSWER DOWNLOAD EXAMIANS APP
Physics An electron and a proton starting from rest get accelerated through potential difference of 100 kV. The final speed of the electron and the proton are Ve and Vp respectively. Which of the following relations is correct? Ve > Vp Ve = Vp Cannot be determined Ve < Vp Ve > Vp Ve = Vp Cannot be determined Ve < Vp ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a non renewable source of energy ? Biogas Wind Solar Coal Biogas Wind Solar Coal ANSWER DOWNLOAD EXAMIANS APP
Physics Lux is the SI unit of intensity of illumination luminous intensity luminous flux luminous efficiency intensity of illumination luminous intensity luminous flux luminous efficiency ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following characteristics of light remains unchanged when light travels from vaccum enters water Frequency Speed Amplitude Wavelength Frequency Speed Amplitude Wavelength ANSWER DOWNLOAD EXAMIANS APP