Physics Choose the most appropriate answer: In which atmospheric layer are the communication satellites located? Stratosphere Mesosphere Troposphere Ionosphere Stratosphere Mesosphere Troposphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Electrical burns occur principally because of The high energy of electrons All of these The heat generated by the flow of electrical current through the body Radiation pulses of the electricity The high energy of electrons All of these The heat generated by the flow of electrical current through the body Radiation pulses of the electricity ANSWER DOWNLOAD EXAMIANS APP
Physics Which one type of radiation has the longest wave length Radio Wave Ultraviolet X-ray Infrared Radio Wave Ultraviolet X-ray Infrared ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor,with air in between the plates, has capacitance C. Now the space between the two plates of the capacitor is filled with a dielectric of dielectric constant 7. Then the value of the capacitance will become C 14C C/7 7C C 14C C/7 7C ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a result of Surface tension ? Capillary action Viscosity Radiation Gravitational pull Capillary action Viscosity Radiation Gravitational pull ANSWER DOWNLOAD EXAMIANS APP
Physics Why two thin shirts can keep us warmer than a single thick shirt in winter ? Air layer between two shirts behaves like insulating media Air layer between two shirts works as good conductor Two thin shirts become thicker so prevent transmission of heat No radiation of heat takes place Air layer between two shirts behaves like insulating media Air layer between two shirts works as good conductor Two thin shirts become thicker so prevent transmission of heat No radiation of heat takes place ANSWER DOWNLOAD EXAMIANS APP
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