Physics Which is evidence that supports the dynamo theory? Convection occurs in Earth's inner core Earth's core contains a large amount of iron Granite and basalt conduct electricity Earth's outer core contains liquid that conducts electricity Convection occurs in Earth's inner core Earth's core contains a large amount of iron Granite and basalt conduct electricity Earth's outer core contains liquid that conducts electricity ANSWER DOWNLOAD EXAMIANS APP
Physics The mercury and sodium street lamps light up because of : Atomic emission Electron absorption Electron emission Atomic absorption Atomic emission Electron absorption Electron emission Atomic absorption 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 : (3/4)f (7/3)f F (4/3)f (3/4)f (7/3)f F (4/3)f ANSWER DOWNLOAD EXAMIANS APP
Physics One bar is equal to 104 Pa 103 Pa 106 Pa 105 Pa 104 Pa 103 Pa 106 Pa 105 Pa ANSWER DOWNLOAD EXAMIANS APP
Physics Anemometer is used to measure Wind direction Pressure gradient Wind velocity Wind speed and time Wind direction Pressure gradient Wind velocity Wind speed and time ANSWER DOWNLOAD EXAMIANS APP
Physics Ball bearings are used in cycles, scooters etc to Increase the friction between the wheel and the axle None of these Reduce the friction between the wheel and the axle Reduce the friction between ground and the whee Increase the friction between the wheel and the axle None of these Reduce the friction between the wheel and the axle Reduce the friction between ground and the whee ANSWER DOWNLOAD EXAMIANS APP
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