Physics The energy of a photon varies directly with its Wave length None of these Speed Frequency Wave length None of these Speed Frequency ANSWER DOWNLOAD EXAMIANS APP
Physics Dynamo is a device for converting Heat energy into electrical energy Magnetic energy into electrical energy Chemical energy into electrical energy Mechanical energy into electrical energy Heat energy into electrical energy Magnetic energy into electrical energy Chemical energy into electrical energy Mechanical energy into electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics The height of a geo-stationary satellite from the Earth's surface is approximately : 36,000 km 42,000 km 30,000 km None of these 36,000 km 42,000 km 30,000 km None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Ice cubes are added to a glass of pure water and a glass of pure alcohol. The ice would be Floating in alcohol and sinking in water At a higher level in alcohol At the same level in both At a higher level in water Floating in alcohol and sinking in water At a higher level in alcohol At the same level in both At a higher level in water ANSWER DOWNLOAD EXAMIANS APP
Physics Heat from the sun reaches earth by the process of Conduction Convection Radiation All of these Conduction Convection Radiation All of these ANSWER DOWNLOAD EXAMIANS APP
Physics When an atom loses an electron it becomes Neutron None of these Positive ion Negative ion Neutron None of these Positive ion Negative ion ANSWER DOWNLOAD EXAMIANS APP