Physics Who among the following discovered X-rays? W.C Roentgen J.J Thomson Marie Curie James Chadwick W.C Roentgen J.J Thomson Marie Curie James Chadwick ANSWER DOWNLOAD EXAMIANS APP
Physics Ozone layer in the outer atmosphere helps us in 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 Regulating the temperature of atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics The waves used in sonography are Ultrasonic waves Micro waves Sound waves Infra-red waves Ultrasonic waves Micro waves Sound waves Infra-red waves ANSWER DOWNLOAD EXAMIANS APP
Physics In the remote control of television, electromagnetic waves used are Ultraviolet Radiowave Infrared Microwave Ultraviolet Radiowave Infrared Microwave ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is not a property of electromagnetic 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. 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 ANSWER DOWNLOAD EXAMIANS APP