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