Physics Sound of frequency below 20 Hz is called infrasonic ultrasonic audio sounds supersonics infrasonic ultrasonic audio sounds supersonics ANSWER DOWNLOAD EXAMIANS APP
Physics Tungsten is used for the manufacture of the filament of an electric bulb, because It is a good conductor It is economical It has a very high melting point It is malleable It is a good conductor It is economical It has a very high melting point It is malleable ANSWER DOWNLOAD EXAMIANS APP
Physics Loudness of sound depends on Wavelength Frequency Amplitude Pitch Wavelength Frequency Amplitude Pitch ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following represents a relation for ''heat lost = heat gained'? Principle of thermal equilibrium Principle of colors Principle of calorimetry Principle of vaporization Principle of thermal equilibrium Principle of colors Principle of calorimetry Principle of vaporization ANSWER DOWNLOAD EXAMIANS APP
Physics When pressure is increased the melting point of ice Increases Depends on the impurities in the ice Decreases Does not change Increases Depends on the impurities in the ice Decreases Does not change ANSWER DOWNLOAD EXAMIANS APP
Physics Electricity is transmitted over long distances It is safer It is fast It is cheaper There is less wastage of energy It is safer It is fast It is cheaper There is less wastage of energy ANSWER DOWNLOAD EXAMIANS APP