Physics The GPS device in an automobile uses which communication channel? Microwave Satellite Radio frequency Infrared Microwave Satellite Radio frequency Infrared ANSWER DOWNLOAD EXAMIANS APP
Physics Sun's heat reaches us by Convection Radiation Reflection Conduction Convection Radiation Reflection Conduction ANSWER DOWNLOAD EXAMIANS APP
Physics A small gap is left at the joints of rails in a railway track to Avoid the tracks being distorted due to seasonal temperature variation Avoid the heating of tracks to high temperature Keep the rails equidistant Control the speed of train Avoid the tracks being distorted due to seasonal temperature variation Avoid the heating of tracks to high temperature Keep the rails equidistant Control the speed of train ANSWER DOWNLOAD EXAMIANS APP
Physics Good conductor of electricity is Dry air Graphite Kerosene Paper Dry air Graphite Kerosene Paper ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has got more heat capacity ? Gold piece Iron piece Benzene Water Gold piece Iron piece Benzene Water ANSWER DOWNLOAD EXAMIANS APP
Physics Moving electric charge produces : Heat waves Light rays Magnetic field Sound waves Heat waves Light rays Magnetic field Sound waves ANSWER DOWNLOAD EXAMIANS APP
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