Physics When two semiconductors of pand n-type are brought in contact, they form p-n junction which acts like a/an Rectifier Amplifier Oscillator Conductor Rectifier Amplifier Oscillator Conductor 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 Echo Doppler effect Resonance Beats Echo Doppler effect Resonance Beats ANSWER DOWNLOAD EXAMIANS APP
Physics In the process of magnetisation of a bar Only the surface of the bar gets magnetised The entire bulk of the bar gets magnetised Only some parts of the outer layers of the bar get magnetised Only the ends of the bar get magnetised Only the surface of the bar gets magnetised The entire bulk of the bar gets magnetised Only some parts of the outer layers of the bar get magnetised Only the ends of the bar get magnetised ANSWER DOWNLOAD EXAMIANS APP
Physics Heat from the sun reaches earth by the process of Convection Conduction Radiation All of these Convection Conduction Radiation All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Conservation of energy refers to the fact that The entropy of the universe is always increasing No chemical reaction is 100 percent efficient If you conserve energy you will not be as tired Energy cannot be created or destroyed but can be converted from one form to another The entropy of the universe is always increasing No chemical reaction is 100 percent efficient If you conserve energy you will not be as tired Energy cannot be created or destroyed but can be converted from one form to another ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Sound signal into light signal Sound signal into current signal Current signal into sound signal Light signal into sound signal Sound signal into light signal Sound signal into current signal Current signal into sound signal Light signal into sound signal ANSWER DOWNLOAD EXAMIANS APP