Physics The characteristic invalid for heat radiation is that it travels : In a straight line Heating the medium through which it passes In all directions With the speed of light In a straight line Heating the medium through which it passes In all directions With the speed of light ANSWER DOWNLOAD EXAMIANS APP
Physics Tape recorder should not be kept near one of the following things : Radio Magnet Clock Electrical switchboard Radio Magnet Clock Electrical switchboard ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the lowest frequency? Visible light Gamma rays Xrays Ultra violet rays Visible light Gamma rays Xrays Ultra violet rays ANSWER DOWNLOAD EXAMIANS APP
Physics In a Laser (say neon laser) all the atoms emit the light waves of Same amplitude Same frequency Same phase All of these Same amplitude Same frequency Same phase All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Bending of light rays in denser medium is termed as: Refraction Reflection Deflection Dispersion Refraction Reflection Deflection Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics Solar energy is due to Fusion reactions Combustion reactions Chemical reactions Fission reactions Fusion reactions Combustion reactions Chemical reactions Fission reactions ANSWER DOWNLOAD EXAMIANS APP
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