Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit X-rays ultraviolet light visible light radio waves X-rays ultraviolet light visible light radio waves ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following determines the pitch of a sound? Loudness Amplitude Wavelength Frequency Loudness Amplitude Wavelength Frequency ANSWER DOWNLOAD EXAMIANS APP
Physics Liquids and gases never show Paramagnetic property Ferromagnetic property Electromagnetic property Diamagnetic property Paramagnetic property Ferromagnetic property Electromagnetic property Diamagnetic property ANSWER DOWNLOAD EXAMIANS APP
Physics Flywheel is an important part of a steam engine because it : Accelerates the speed of the engine Gives strength to the engine Decreases the moment of inertia Helps the engine in keeping the speed uniform Accelerates the speed of the engine Gives strength to the engine Decreases the moment of inertia Helps the engine in keeping the speed uniform ANSWER DOWNLOAD EXAMIANS APP
Physics Which process allows water to enter the atmosphere? Condensation Transpiration Evaporation Respiration Condensation Transpiration Evaporation Respiration ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of unequal masses are thrown vertically up with the same velocity. Which of the following will happen? The lighter mass will reach greater height Both will reach the same height The heavier mass will reach greater height Any of them may reach greater height The lighter mass will reach greater height Both will reach the same height The heavier mass will reach greater height Any of them may reach greater height ANSWER DOWNLOAD EXAMIANS APP