Physics Which one of the following is not a property of electromagnetic waves? Electromagnetic waves do not require a medium to propagate. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. Electromagnetic waves do not require a medium to propagate. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. ANSWER DOWNLOAD EXAMIANS APP
Physics The amount of matter in a ball of steel is its : Density Mass Weight Volume Density Mass Weight Volume ANSWER DOWNLOAD EXAMIANS APP
Physics A device which is used to limit the current in an electrical circuit is called a Hub Fuse Grid Conductor Hub Fuse Grid Conductor ANSWER DOWNLOAD EXAMIANS APP
Physics How much mechanical work must be done to completely melt 1 gram of ice at 0°C ? 80 J 2268 J 4.2 J 336 J 80 J 2268 J 4.2 J 336 J ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a valid conservation law of classical physics? Law of conservation of angular momentum Law of conservation of energy Law of conservation of current Law of conservation of charge Law of conservation of angular momentum Law of conservation of energy Law of conservation of current Law of conservation of charge ANSWER DOWNLOAD EXAMIANS APP
Physics In a Carnot engine when heat is taken from the source, its temperature Decreases Remains constant Increases Decreases and then remains constant Decreases Remains constant Increases Decreases and then remains constant ANSWER DOWNLOAD EXAMIANS APP