Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Both conduction and convection Conduction Convection Radiation Both conduction and convection Conduction Convection Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Ozone layer above the surface of Earth provides a shield against X-rays Infra-red rays Ultra-violet rays Gamma rays X-rays Infra-red rays Ultra-violet rays Gamma rays ANSWER DOWNLOAD EXAMIANS APP
Physics The device used for locating submerged objects under sea is. Laser Radar Maser Sonar Laser Radar Maser Sonar ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following, which is not emitted by radioactive substance? Alpha particles Neutrons Electrons Electromagnetic radiations Alpha particles Neutrons Electrons Electromagnetic radiations 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 floor and carpet are at different temperatures The human body maintains a constant temperature 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 floor and carpet are at different temperatures The human body maintains a constant temperature 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 ANSWER DOWNLOAD EXAMIANS APP
Physics Shaving mirror is Concave Parabolic Plane Convex Concave Parabolic Plane Convex ANSWER DOWNLOAD EXAMIANS APP
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