Physics Which of the following has the highest frequency? Cosmic rays Radio waves X-rays Microwaves Cosmic rays Radio waves X-rays Microwaves ANSWER DOWNLOAD EXAMIANS APP
Physics The GPS device in an automobile uses which communication channel? Satellite Microwave Infrared Radio frequency Satellite Microwave Infrared Radio frequency ANSWER DOWNLOAD EXAMIANS APP
Physics Acceptable noise level for human ear > 85 db = 85 db < 85 db None of these > 85 db = 85 db < 85 db None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following device is used to measure humidity? Anemometer Psycho Meter Hydrometer Hygrometer Anemometer Psycho Meter Hydrometer Hygrometer ANSWER DOWNLOAD EXAMIANS APP
Physics Metals are good conductors of electricity because: All of these The atoms are lightly packed. They have high melting point. They contain free electrons. All of these The atoms are lightly packed. They have high melting point. They contain free electrons. ANSWER DOWNLOAD EXAMIANS APP
Physics The mass of a star is two times the mass of the Sun. How it will come to an end ? Black hole Red Giant White Dwarf Neutron Star Black hole Red Giant White Dwarf Neutron Star ANSWER DOWNLOAD EXAMIANS APP
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