Electronic Devices and Circuits Forbidden energy gap in germanium at 0 K is about 2 eV 5 eV 10 eV 0.78 eV 2 eV 5 eV 10 eV 0.78 eV ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Piezoelectric quartz crystal resonators find application where Rectification of the signal is required Signal amplification is required Signal frequency control is required Modulation of signal is required Rectification of the signal is required Signal amplification is required Signal frequency control is required Modulation of signal is required ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The most commonly used semiconductor material is Germanium None of these Silicon Mixture of silicon and germanium Germanium None of these Silicon Mixture of silicon and germanium ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A p-n junction has high resistance in reverse direction.Reason (R): When a reverse bias is applied to p-n junction, the width of depletion layer increases. A is true but R is false Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is false but R is true A is true but R is false Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is false but R is true ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which of the following has highest resistivity? Air Mineral oil Paraffin wax Mica Air Mineral oil Paraffin wax Mica ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The sensitivity of human eyes is maximum at Green portion of spectrum Violet portion of spectrum Red portion of spectrum White portion of spectrum Green portion of spectrum Violet portion of spectrum Red portion of spectrum White portion of spectrum ANSWER DOWNLOAD EXAMIANS APP
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