Physics Which of the following is not reversible? Joule effect Seebeck effect Thomson effect Peltier effect Joule effect Seebeck effect Thomson effect Peltier effect 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 Control the speed of train Keep the rails equidistant Avoid the heating of tracks to high temperature Avoid the tracks being distorted due to seasonal temperature variation Control the speed of train Keep the rails equidistant Avoid the heating of tracks to high temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Pitot tube is used to measure Dynamic pressure Static pressure Velocity at stagnation point Stagnation pressure Dynamic pressure Static pressure Velocity at stagnation point Stagnation pressure ANSWER DOWNLOAD EXAMIANS APP
Physics The material used in electric heater is Steel Brass Tungsten Nichrome Steel Brass Tungsten Nichrome ANSWER DOWNLOAD EXAMIANS APP
Physics Bats can sense obstacles because they produce Infrasonic sound waves Micro sound waves Supersonic sound waves Ultrasonic sound waves Infrasonic sound waves Micro sound waves Supersonic sound waves Ultrasonic sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics If the temperature of a place increases suddenly, the relative humidity Decreases Fluctuates Increases Remains constant Decreases Fluctuates Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
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