Physics Coolis tube is used to produce Gama rays Micro waves Radio waves X-rays Gama rays Micro waves Radio waves X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of radiation has the lowest penetrating ability? All of these Beta Gamma Alpha All of these Beta Gamma Alpha ANSWER DOWNLOAD EXAMIANS APP
Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Unchanged Increases Decreases Depends upon the metal Unchanged Increases Decreases Depends upon the metal ANSWER DOWNLOAD EXAMIANS APP
Physics Every hot object emits ________ Ultraviolet rays Infrared rays X–rays Visible light Ultraviolet rays Infrared rays X–rays Visible light ANSWER DOWNLOAD EXAMIANS APP
Physics A stone floor feels cold to the bare feet but a carpet on the same floor feels warm. This is because The carpet is a better conductor of heat than the stone The human body maintains a constant temperature The floor and carpet are at different temperatures The stone conveys the heat away from the feet more rapidly than the carpet The carpet is a better conductor of heat than the stone The human body maintains a constant temperature The floor and carpet are at different temperatures The stone conveys the heat away from the feet more rapidly than the carpet ANSWER DOWNLOAD EXAMIANS APP
Physics A liquid disturbed by stirring comes to rest due to Viscosity Centripetal force Surface tension Density Viscosity Centripetal force Surface tension Density ANSWER DOWNLOAD EXAMIANS APP
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