Physics Energy travels from Sun to Earth through Radiation Conduction Modulation Convection Radiation Conduction Modulation Convection ANSWER DOWNLOAD EXAMIANS APP
Physics The sound produced by a bat is– Ultrasonic Audible Infrasonic Subsonic Ultrasonic Audible Infrasonic Subsonic ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of light in air is 3 × 108 m/s 8 × 103 m/s Infinity 3 × 10–8 m/s 3 × 108 m/s 8 × 103 m/s Infinity 3 × 10–8 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Optical rotation Total internal reflection Scattering of light Total internal absorption Optical rotation Total internal reflection Scattering of light Total internal absorption ANSWER DOWNLOAD EXAMIANS APP
Physics A stone floor feels cold to the bare feet but a carpet on the same floor feels warm. This is because The human body maintains a constant temperature The floor and carpet are at different temperatures The stone conveys the heat away from the feet more rapidly than the carpet The carpet is a better conductor of heat than the stone The human body maintains a constant temperature The floor and carpet are at different temperatures The stone conveys the heat away from the feet more rapidly than the carpet The carpet is a better conductor of heat than the stone ANSWER DOWNLOAD EXAMIANS APP
Physics The sudden fall of atmospheric pressure indicates Rain Storm Fair weather Cold weather Rain Storm Fair weather Cold weather ANSWER DOWNLOAD EXAMIANS APP
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