Physics Which one among the following is not an electromagnetic wave? R-Ray X-Ray Infrared Ray Cathode Ray R-Ray X-Ray Infrared Ray Cathode Ray ANSWER DOWNLOAD EXAMIANS APP
Physics Who enunciated the laws of planetary motion? Nicolaus Copernicus Isaac Newton Johannes Kepler Galileo Nicolaus Copernicus Isaac Newton Johannes Kepler Galileo ANSWER DOWNLOAD EXAMIANS APP
Physics Lakes freeze in cold countries in winter, leaving the water underneath at 0°F 4°F 0°C 4°C 0°F 4°F 0°C 4°C ANSWER DOWNLOAD EXAMIANS APP
Physics Rectifiers are used to convert: Direct current to Alternating current High voltage to low voltage Alternating current to Direct current Low voltage to high voltage Direct current to Alternating current High voltage to low voltage Alternating current to Direct current Low voltage to high voltage ANSWER DOWNLOAD EXAMIANS APP
Physics The energy stored in a watch spring is Potential energy Heat energy Chemical energy Kinetic energy Potential energy Heat energy Chemical energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics Water is used in car radiator because of its Easy availability Low density Low boiling point High specific heat capacity Easy availability Low density Low boiling point High specific heat capacity ANSWER DOWNLOAD EXAMIANS APP