Physics Which one of the following is not a property of electromagnetic waves? Electromagnetic waves do not require a medium to propagate. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not show interference and diffraction. Electromagnetic waves are transverse waves Electromagnetic waves do not require a medium to propagate. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not show interference and diffraction. Electromagnetic waves are transverse waves ANSWER DOWNLOAD EXAMIANS APP
Physics The type of mirror used in automobiles to see the traffic on the rear side is Concave Plane Convex Plano-Convex Concave Plane Convex Plano-Convex ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum escape velocity of rocket to be launched into space ? 11 Km/Sec. 6 Km/Sec. 15 Km/Sec. 5 Km/Sec. 11 Km/Sec. 6 Km/Sec. 15 Km/Sec. 5 Km/Sec. ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following waves is used for communication by artificial satellites ? Radio waves M. Micro waves Frequency of 1016 series Radio waves M. Micro waves Frequency of 1016 series ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works by the principle of Total internal reflection Refraction Reflection Diffraction Total internal reflection Refraction Reflection Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics The flow of thermal energy is called Current Voltage Potential Heat Current Voltage Potential Heat ANSWER DOWNLOAD EXAMIANS APP
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