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