Physics Which one of the following is not a property of electromagnetic waves? Electromagnetic waves are transverse waves Electromagnetic waves do not require a medium to propagate. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not show interference and diffraction. Electromagnetic waves are transverse waves Electromagnetic waves do not require a medium to propagate. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not show interference and diffraction. 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 Extremely high frequency response Very wide temperature range of operations Instability due to negative resistance Very low power consumptions Extremely high frequency response Very wide temperature range of operations ANSWER DOWNLOAD EXAMIANS APP
Physics Alpha particle is the nucleus of an atom of Hydrogen Helium Lithium Oxygen Hydrogen Helium Lithium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Physics The amount of matter in a ball of steel is its : Density Weight Volume Mass Density Weight Volume Mass ANSWER DOWNLOAD EXAMIANS APP
Physics If we want to calculate the pressure of a liquid at the bottom of a vessel, the quantity which is not required to determine it, is Acceleration due to gravity at the bottom of the vessel Density of the liquid Surface area of the bottom of the vessel Height of the liquid column Acceleration due to gravity at the bottom of the vessel Density of the liquid Surface area of the bottom of the vessel Height of the liquid column ANSWER DOWNLOAD EXAMIANS APP
Physics The sky appears blue because The atmosphere scatters blue colour more than the others In white light, the blue component dominates It is actually blue All colours interfere to produce blue The atmosphere scatters blue colour more than the others In white light, the blue component dominates It is actually blue All colours interfere to produce blue ANSWER DOWNLOAD EXAMIANS APP