Physics Waves that are required for long distance wireless communication are Ultraviolet rays Microwaves Radio waves Infrared rays Ultraviolet rays Microwaves Radio waves Infrared rays ANSWER DOWNLOAD EXAMIANS APP
Physics Depth of ocean is measured by Siesmometer Aerometer Animometer Fathometer Siesmometer Aerometer Animometer Fathometer ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Filament Cells Element Circuit Filament Cells Element Circuit ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions do both reach the surface simultaneously ? They must have the same volume They must have the same density They must be dropped in vacuum They must have the same mass They must have the same volume They must have the same density They must be dropped in vacuum They must have the same mass ANSWER DOWNLOAD EXAMIANS APP
Physics Working of safety fuses depends upon1. magnetic effect of the current2. chemical effect of the current3. magnitude of the current4. heating effect of the currentSelect the correct answer using the code given below. 1, 2 and 3 only 4 only 3 and 4 only 1, 2, 3 and 4 1, 2 and 3 only 4 only 3 and 4 only 1, 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is preferred for accelerating electrons? Van de Graft Generator Synchrotron Betatron Cyclotron Van de Graft Generator Synchrotron Betatron Cyclotron ANSWER DOWNLOAD EXAMIANS APP