Physics The angle between the ________ and the incident ray is called the angle of incidence. Tangent Normal Surface Reflected ray Tangent Normal Surface Reflected ray ANSWER DOWNLOAD EXAMIANS APP
Physics When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as Beats Echo Doppler effect Resonance Beats Echo Doppler effect Resonance ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of Planck's constant is Js2 J/s Js Js–2 Js2 J/s Js Js–2 ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts DC to AC Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts DC to AC ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Becomes maximum for angle of incidence equal to 45° Increases with the increase in angle Decreases with the increase in angle of incidence Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° Increases with the increase in angle Decreases with the increase in angle of incidence Does not depends on the angle of incidence ANSWER DOWNLOAD EXAMIANS APP
Physics A micron is equal to 0.1 mm 0.001 mm 0.0001 mm 0.01 mm 0.1 mm 0.001 mm 0.0001 mm 0.01 mm ANSWER DOWNLOAD EXAMIANS APP