Physics Sound of frequency below 20 Hz is called audio sounds infrasonic ultrasonic supersonics audio sounds infrasonic ultrasonic supersonics ANSWER DOWNLOAD EXAMIANS APP
Physics The colours of stars depend on their Distance Temperature Atmospheric pressure Radius Distance Temperature Atmospheric pressure Radius ANSWER DOWNLOAD EXAMIANS APP
Physics Light year is a unit of Distance Time Light Intensity of light Distance Time Light Intensity of light ANSWER DOWNLOAD EXAMIANS APP
Physics Depth of ocean is measured by Siesmometer Fathometer Aerometer Animometer Siesmometer Fathometer Aerometer Animometer ANSWER DOWNLOAD EXAMIANS APP
Physics The scientist who first sent electromagnetic waves to distant places is Heinrich Hertz James Clerk Maxwell John Logie Baird Thomas Alva Edison Heinrich Hertz James Clerk Maxwell John Logie Baird Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following are used for accurately measuring very small time intervals ? Pulsars Quartz clocks White dwarfs Atomic clocks Pulsars Quartz clocks White dwarfs Atomic clocks ANSWER DOWNLOAD EXAMIANS APP
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