Physics Which best describes how air moves during convection? Cool air falls down Air always falls down Cool air is replaced by warm air Warm air falls down Cool air falls down Air always falls down Cool air is replaced by warm air Warm air falls down ANSWER DOWNLOAD EXAMIANS APP
Physics Total internal reflection can not take place when light goes from : Glass to water Water to glass Water to air Glass to air Glass to water Water to glass Water to air Glass to air ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these travels in glass with minimum velocity ? Yellow light Red light Violet light Green light Yellow light Red light Violet light Green light ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is preferred for accelerating electrons? Betatron Cyclotron Synchrotron Van de Graft Generator Betatron Cyclotron Synchrotron Van de Graft Generator ANSWER DOWNLOAD EXAMIANS APP
Physics When a body is accelerated, then the velocity will be also Decrease Constant None of these Increase Decrease Constant None of these Increase ANSWER DOWNLOAD EXAMIANS APP
Physics If cream is removed from milk, its density Increases May increase or decrease Remains the same Decreases Increases May increase or decrease Remains the same Decreases ANSWER DOWNLOAD EXAMIANS APP