Physics Hertz is a unit for measuring Intensity of waves Wavelength Frequency of waves Clarity of waves Intensity of waves Wavelength Frequency of waves Clarity of waves ANSWER DOWNLOAD EXAMIANS APP
Physics Damp clothes are dried in spin dryers by the action of Centrifugal forces Centripetal forces Central forces Non central forces Centrifugal forces Centripetal forces Central forces Non central forces ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following animals can hear ultrasonic sound ? Squirrel Bat Rat Cat Squirrel Bat Rat Cat ANSWER DOWNLOAD EXAMIANS APP
Physics The sensation of weightlessness in a spacecraft in an orbit is due to the Acceleration in the orbit which is equal to the acceleration due to gravity outside Presence of gravity outside but not inside the spacecraft Fact that spacecraft in the orbit has no energy Absence of gravity outside Acceleration in the orbit which is equal to the acceleration due to gravity outside Presence of gravity outside but not inside the spacecraft Fact that spacecraft in the orbit has no energy Absence of gravity outside ANSWER DOWNLOAD EXAMIANS APP
Physics An object which absorbs all colours and reflects none appears: White Grey Black Blue White Grey Black Blue ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a device designed to protect electrical devices from voltage spikes? Current unloader Heat protector Surge protector Voltage unloader Current unloader Heat protector Surge protector Voltage unloader ANSWER DOWNLOAD EXAMIANS APP