Physics A machine powered by rotating blades is a Fumerole Turbines None of these Solar panel Fumerole Turbines None of these Solar panel ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is true of all simple machines? None of these Both A & B Work input > work output These make work easier None of these Both A & B Work input > work output These make work easier ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these waves can be polarized ? Light waves Longitudinal waves on a string Transverse waves on a string Sound waves in air Light waves Longitudinal waves on a string Transverse waves on a string Sound waves in air ANSWER DOWNLOAD EXAMIANS APP
Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Does not change Increases Decreases Becomes infinite Does not change Increases Decreases Becomes infinite ANSWER DOWNLOAD EXAMIANS APP
Physics Decibel is the unit used for Intensity of sound Radio wave frequency Speed of light Intensity of heat Intensity of sound Radio wave frequency Speed of light Intensity of heat ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following features of a tunnel diode is its drawback Instability due to negative resistance Very low power consumptions Very wide temperature range of operations Extremely high frequency response Instability due to negative resistance Very low power consumptions Very wide temperature range of operations Extremely high frequency response ANSWER DOWNLOAD EXAMIANS APP