Physics Which among the following waves is used for communication by artificial satellites ? Micro waves Frequency of 1016 series Radio waves M. Micro waves Frequency of 1016 series Radio waves M. ANSWER DOWNLOAD EXAMIANS APP
Physics Which layer of the earth's atmosphere reflect back the radio waves to the earth's surface ? Stratosphere Exosphere Mesosphere Ionosphere Stratosphere Exosphere Mesosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Physics The cooling by a desert Cooler is based on: Evaporative Cooling Air Rehydration Air dehydration Hot air replacement Evaporative Cooling Air Rehydration Air dehydration Hot air replacement ANSWER DOWNLOAD EXAMIANS APP
Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit radio waves ultraviolet light X-rays visible light radio waves ultraviolet light X-rays visible light ANSWER DOWNLOAD EXAMIANS APP
Physics When the barometer reading dips suddenly, it is an indication of Dry weather Calm weather Hot weather Storm Dry weather Calm weather Hot weather Storm ANSWER DOWNLOAD EXAMIANS APP
Physics Amount of water vapour (gaseous) in a given volume of air (cubic metre) is known as: Specific humidity Mixing ratio Relative humidity Absolute humidity Specific humidity Mixing ratio Relative humidity Absolute humidity ANSWER DOWNLOAD EXAMIANS APP