Physics Oil rises up the wick in a lamp because Oil is very light Of the diffusion of oil through the wick Of the capillary action phenomenon Of the surface tension phenomenon Oil is very light Of the diffusion of oil through the wick Of the capillary action phenomenon Of the surface tension phenomenon ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Diffraction Interference Polarisation Reflection Diffraction Interference Polarisation Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Damp clothes are dried in spin dryers by the action of Non central forces Centripetal forces Centrifugal forces Central forces Non central forces Centripetal forces Centrifugal forces Central forces ANSWER DOWNLOAD EXAMIANS APP
Physics In radio-communication, the signals emitted by transmitting antenna are reflected on Troposphere Ionosphere Stratosphere Ozonosphere Troposphere Ionosphere Stratosphere Ozonosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Negative feedback in amplifiers Increases bandwidth and increases noise Decreases bandwidth and decreases noise Decreases bandwidth and increases noise Increases bandwidth and decreases noise Increases bandwidth and increases noise Decreases bandwidth and decreases noise Decreases bandwidth and increases noise Increases bandwidth and decreases noise ANSWER DOWNLOAD EXAMIANS APP
Physics When all the forces and torques are balanced in a mechanical body it is said to be in Buoyancy None of these Static Equilibrium Buoyancy None of these Static Equilibrium ANSWER DOWNLOAD EXAMIANS APP