Physics Coolis tube is used to produce Gama rays X-rays Radio waves Micro waves Gama rays X-rays Radio waves Micro waves ANSWER DOWNLOAD EXAMIANS APP
Physics An instrument that records earthquakes is Ergograph Seismograph Thermograph Ediograph Ergograph Seismograph Thermograph Ediograph ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is true of all simple machines? None of these Work input > work output These make work easier Both A & B None of these Work input > work output These make work easier Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics A rear-view mirror for driving is Convex Concave Plain Inverted Convex Concave Plain Inverted ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to change the speed of an electric fan is Amplifier Rectifier Switch Regulator Amplifier Rectifier Switch Regulator ANSWER DOWNLOAD EXAMIANS APP
Physics In mirrors the back surface is coated with a thin layer of : Silver Mercury Silver nitrate Red oxide Silver Mercury Silver nitrate Red oxide ANSWER DOWNLOAD EXAMIANS APP