Physics Which of the following has the shortest wavelength? Radio waves Gamma rays Microwaves Infrared rays Radio waves Gamma rays Microwaves Infrared rays ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for twinkling of stars ? Dispersion of light Atmospheric refraction Total internal reflection Atmospheric reflection Dispersion of light Atmospheric refraction Total internal reflection Atmospheric reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Man perceives sound vibrations in the frequency ranges of 0 – 5 Hz 11 – 20 Hz 6 – 10 Hz 20 – 20000 Hz 0 – 5 Hz 11 – 20 Hz 6 – 10 Hz 20 – 20000 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics When a bottle of perfume is opened in one corner of a room the smell spreads soon throughout the room. This is an example of Diffusion Viscosity Surface tension Capillarity Diffusion Viscosity Surface tension Capillarity ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of Power? Watt Newton Boyle Pascal Watt Newton Boyle Pascal ANSWER DOWNLOAD EXAMIANS APP
Physics In the electrical circuit of a house, the fuse acts as A step down device A safety device A load A thermopile A step down device A safety device A load A thermopile ANSWER DOWNLOAD EXAMIANS APP
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