Physics The mercury and sodium street lamps light up because of : Atomic absorption Electron emission Atomic emission Electron absorption Atomic absorption Electron emission Atomic emission Electron absorption ANSWER DOWNLOAD EXAMIANS APP
Physics Who measured the velocity of light first ? Newton Romer Galileo Einstein Newton Romer Galileo Einstein ANSWER DOWNLOAD EXAMIANS APP
Physics Electrical Pressure is also called Current Resistance Power Voltage Current Resistance Power Voltage ANSWER DOWNLOAD EXAMIANS APP
Physics A white and smooth surface is Good absorber and good reflector of heat Bad absorber and bad reflector of heat Good absorber and bad reflector of heat Bad absorber and good reflector of heat Good absorber and good reflector of heat Bad absorber and bad reflector of heat Good absorber and bad reflector of heat Bad absorber and good reflector of heat ANSWER DOWNLOAD EXAMIANS APP
Physics What is the direction of torque? Parallel to the radius Same as the direction of applied force Opposite to the direction of applied force Perpendicular to the direction of applied force Parallel to the radius Same as the direction of applied force Opposite to the direction of applied force Perpendicular to the direction of applied force ANSWER DOWNLOAD EXAMIANS APP
Physics An electron microscope gives higher magnification than an optical microscope, because : The electrons have more energy than the light particles The velocity of electron is smaller than that of visible light The wavelength of electrons is smaller as compared to the wavelength of visible light It uses more powerful lenses The electrons have more energy than the light particles The velocity of electron is smaller than that of visible light The wavelength of electrons is smaller as compared to the wavelength of visible light It uses more powerful lenses ANSWER DOWNLOAD EXAMIANS APP
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