Physics In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie ? X-ray Infrared Visible Ultraviolet X-ray Infrared Visible Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Physics A wire of copper having length I and area of cross-section A is taken and a current i is flown through it. The power dissipated in the wire is P. If we take an aluminium wire having same dimensions and pass the same current through it, the power dissipated will be < P > P P 2P < P > P P 2P ANSWER DOWNLOAD EXAMIANS APP
Physics Stars appear twinkling because of ......... of light. Emission Reflection Absorption Scattering Emission Reflection Absorption Scattering ANSWER DOWNLOAD EXAMIANS APP
Physics The earth is a Good reflector of heat Non-absorber of heat Bad absorber and bad radiator of heat Good absorber and good radiator of heat Good reflector of heat Non-absorber of heat Bad absorber and bad radiator of heat Good absorber and good radiator of heat ANSWER DOWNLOAD EXAMIANS APP
Physics Total internal reflection can not take place when light goes from : Water to glass Glass to water Glass to air Water to air Water to glass Glass to water Glass to air Water to air ANSWER DOWNLOAD EXAMIANS APP
Physics A decibel is The wavelength of noise A musical note A musical instrument A measure of sound level The wavelength of noise A musical note A musical instrument A measure of sound level ANSWER DOWNLOAD EXAMIANS APP
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