Physics In a Carnot engine when heat is taken from the source, its temperature Decreases and then remains constant Decreases Remains constant Increases Decreases and then remains constant Decreases Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Physics Remote-sensing device has an inbuilt source of Ultraviolet ray X-ray G-ray Infrared ray Ultraviolet ray X-ray G-ray Infrared ray ANSWER DOWNLOAD EXAMIANS APP
Physics Which measurement depends on gravitational force? Mass Weight Height All of these Mass Weight Height All of these ANSWER DOWNLOAD EXAMIANS APP
Physics In hydro power station, the motion produced in turbines is due to Burning of diesel Flow of water Production of steam Burning of coal Burning of diesel Flow of water Production of steam Burning of coal ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbows are produced when sunlight : Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. None of the given statements is correct. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. None of the given statements is correct. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following waves is used for communication by artificial satellites ? Radio waves Micro waves M. Frequency of 1016 series Radio waves Micro waves M. Frequency of 1016 series ANSWER DOWNLOAD EXAMIANS APP