Physics The atmospheric layer reflecting radio waves is called Ionosphere Stratosphere Ozonosphere Mesosphere Ionosphere Stratosphere Ozonosphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Frictional force acts in The same direction as the motion The opposite direction of the motion All the directions Upward direction The same direction as the motion The opposite direction of the motion All the directions Upward direction ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument used to measure the speed of the wind is Altimeter Anemometer Chronometer Dosimeter Altimeter Anemometer Chronometer Dosimeter ANSWER DOWNLOAD EXAMIANS APP
Physics What will happen if an object is dropped from a height and there is no air resistance? Its speed will increase It will fall with a constant speed and acceleration Both speed and acceleration will increase Its acceleration will increase Its speed will increase It will fall with a constant speed and acceleration Both speed and acceleration will increase Its acceleration will increase ANSWER DOWNLOAD EXAMIANS APP
Physics In mirrors the back surface is coated with a thin layer of : Red oxide Silver nitrate Mercury Silver Red oxide Silver nitrate Mercury Silver ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Lightning discharge in atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. ANSWER DOWNLOAD EXAMIANS APP
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