Physics A convex mirror of focal length f (in air) is immersed in a liquid (u=4/3). The focal length of the mirror in the liquid will be : (7/3)f F (4/3)f (3/4)f (7/3)f F (4/3)f (3/4)f ANSWER DOWNLOAD EXAMIANS APP
Physics A man stands on the pan of a balance holding a fish in his right hand and bucket of water in his left hand. If he transfers the fish into the bucket, the total weight on the pan Remains the same First increases and then decreases Decreases Increases Remains the same First increases and then decreases Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Physics Addition of suitable impurities into semiconductor, is called Forming Diluting Doping Mixing Forming Diluting Doping Mixing ANSWER DOWNLOAD EXAMIANS APP
Physics What is the full form of "RADAR" ? Region Device and Ranging Radio Device and Ranging Radio Detect and Rangs Radio Detecting and Ranging Region Device and Ranging Radio Device and Ranging Radio Detect and Rangs Radio Detecting and Ranging ANSWER DOWNLOAD EXAMIANS APP
Physics Radio waves sent out by a radio stations are reflected by Troposphere Mesosphere Stratosphere Ionosphere Troposphere Mesosphere Stratosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Physics What device converts light energy to electrical energy? Photovoltaic cell Photodiode Heliostats Thermocouple Photovoltaic cell Photodiode Heliostats Thermocouple ANSWER DOWNLOAD EXAMIANS APP
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