Physics Waves that are required for long distance wireless communication are Radio waves Infrared rays Ultraviolet rays Microwaves Radio waves Infrared rays Ultraviolet rays Microwaves ANSWER DOWNLOAD EXAMIANS APP
Physics When a ring of metal is heated what happens to its hole ? Contracts It expands or contracts according to its diameter Expands It expands or contracts according to its coefficient of expansion Contracts It expands or contracts according to its diameter Expands It expands or contracts according to its coefficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Physics When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as Doppler effect Resonance Echo Beats Doppler effect Resonance Echo Beats ANSWER DOWNLOAD EXAMIANS APP
Physics In spherical polar coordinates (l, q, a), q denotes the polar angle around z-axis and a denotes the azimuthal angle raised from x-axis . Then the y-component of P is given by Psinq sina Psinq cosa Pcosq cosa Pcosq sina Psinq sina Psinq cosa Pcosq cosa Pcosq sina ANSWER DOWNLOAD EXAMIANS APP
Physics Bending of light rays in denser medium is termed as: Dispersion Refraction Deflection Reflection Dispersion Refraction Deflection Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics What factors contribute to global winds? All of these Uneven warming of the earth by the sun Coriolis Effect Convection Cells All of these Uneven warming of the earth by the sun Coriolis Effect Convection Cells ANSWER DOWNLOAD EXAMIANS APP
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