Physics A dynamo is a device which Converts mechanical energy into electrical energy Creates electrical energy Creates mechanical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates electrical energy Creates mechanical energy Converts electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ No option is correct Refraction Diffraction Propagation No option is correct Refraction Diffraction Propagation ANSWER DOWNLOAD EXAMIANS APP
Physics The energy emitted by the Sun is due to Chemical reaction Nuclear fission Nuclear fusion All of these Chemical reaction Nuclear fission Nuclear fusion All of these ANSWER DOWNLOAD EXAMIANS APP
Physics The magnitude of buoyant force depends on the ________ of the fluid. Density Volume Mass Temperature Density Volume Mass Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Why does the sea appear blue in colour? Refraction of the sun light Reflection of the sun light from water surface Interference of the sun light from water surface Scattering of the sunlight by water molecules Refraction of the sun light Reflection of the sun light from water surface Interference of the sun light from water surface Scattering of the sunlight by water molecules ANSWER DOWNLOAD EXAMIANS APP
Physics A light ray travelling from denser to rarer medium at an angle of incidence more than critical angle of concerned media pair suffers. Refraction Total internal reflection Reflection Diffraction Refraction Total internal reflection Reflection Diffraction ANSWER DOWNLOAD EXAMIANS APP