Physics Who among the following discovered X-rays? James Chadwick J.J Thomson Marie Curie W.C Roentgen James Chadwick J.J Thomson Marie Curie W.C Roentgen ANSWER DOWNLOAD EXAMIANS APP
Physics Ozone layer in the outer atmosphere helps us in Regulating the temperature of atmosphere Absorbing UV radiations Reflecting radio waves and makes radio communication possible Absorbing cosmic ray particles Regulating the temperature of atmosphere Absorbing UV radiations Reflecting radio waves and makes radio communication possible Absorbing cosmic ray particles ANSWER DOWNLOAD EXAMIANS APP
Physics The waves used in sonography are Infra-red waves Ultrasonic waves Micro waves Sound waves Infra-red waves Ultrasonic waves Micro waves Sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics In the remote control of television, electromagnetic waves used are Radiowave Infrared Ultraviolet Microwave Radiowave Infrared Ultraviolet Microwave ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is not a property of electromagnetic waves? Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not show interference and diffraction. Electromagnetic waves do not require a medium to propagate. Electromagnetic waves are transverse waves Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not show interference and diffraction. Electromagnetic waves do not require a medium to propagate. Electromagnetic waves are transverse waves ANSWER DOWNLOAD EXAMIANS APP