Physics Minimum number of unequal vectors which can give zero resultant are more than four two three four more than four two three four ANSWER DOWNLOAD EXAMIANS APP
Physics The first law of thermodynamics is simply the case of The law of conservation of energy Charle's law Newton's law of cooling The law of heat exchange The law of conservation of energy Charle's law Newton's law of cooling The law of heat exchange ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following instruments is used to study dispersion of light ? Photometer Spectrometer Microscope Telescope Photometer Spectrometer Microscope Telescope ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° Decreases with the increase in angle of incidence Increases with the increase in angle Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° Decreases with the increase in angle of incidence Increases with the increase in angle ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Converts DC to AC Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Converts DC to AC ANSWER DOWNLOAD EXAMIANS APP
Physics Heat transfer by conduction occurs when molecules Collide Combine None of these Heated Collide Combine None of these Heated ANSWER DOWNLOAD EXAMIANS APP
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