Physics An image formed by a plane mirror, that cannot be obtained on a screen is called ________ Real image Inverted image Erect image Virtual image Real image Inverted image Erect image Virtual image ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves necessary centripetal force may be obtained from the horizontal component of the weight of the train to avoid frictional force between the tracks and wheels necessary centrifugal force may be obtained from the horizontal component weight of the train the train may not fly off in the opposite direction necessary centripetal force may be obtained from the horizontal component of the weight of the train to avoid frictional force between the tracks and wheels necessary centrifugal force may be obtained from the horizontal component weight of the train the train may not fly off in the opposite direction ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of heat into electrical energy is achieved by using : Voltmeter Thermocouple Ammeter Hydrometer Voltmeter Thermocouple Ammeter Hydrometer ANSWER DOWNLOAD EXAMIANS APP
Physics Speed regulation of synchronous motor is 0.01 Zero 0.25 0.005 0.01 Zero 0.25 0.005 ANSWER DOWNLOAD EXAMIANS APP
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 (3/4)f F (4/3)f (7/3)f (3/4)f F (4/3)f ANSWER DOWNLOAD EXAMIANS APP
Physics Water cannot be used to extinguish fire caused by electric current, because It may cause electrolysis It may spoil the wiring It may cause electrocution It may cause hydrolysis It may cause electrolysis It may spoil the wiring It may cause electrocution It may cause hydrolysis ANSWER DOWNLOAD EXAMIANS APP
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