Physics Energy travels from Sun to Earth through Radiation Conduction Modulation Convection Radiation Conduction Modulation Convection ANSWER DOWNLOAD EXAMIANS APP
Physics A fountain pen works on the principle of Viscosity of liquids Capillary action Flow of liquids from higher to lower potential Bernoulli's principle Viscosity of liquids Capillary action Flow of liquids from higher to lower potential Bernoulli's principle ANSWER DOWNLOAD EXAMIANS APP
Physics When a light wave is reflected from a mirror, there is a change in its Amplitude Wavelength Frequency Velocity Amplitude Wavelength Frequency Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Creates electrical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates mechanical energy Creates electrical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics The surface tension of water on adding detergent to it Becomes zero Decreases Increases No change Becomes zero Decreases Increases No change ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves necessary centrifugal force may be obtained from the horizontal component weight of the train the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels necessary centripetal force may be obtained from the horizontal component of the weight of the train necessary centrifugal force may be obtained from the horizontal component weight of the train the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels necessary centripetal force may be obtained from the horizontal component of the weight of the train ANSWER DOWNLOAD EXAMIANS APP