Electronic Devices and Circuits As compared to bipolar junction transistor, a FET All of these Has higher input resistance Has better thermal stability Is less noisy All of these Has higher input resistance Has better thermal stability Is less noisy ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is In arbitrary direction Antiparallel to magnetic field In the direction of current Normal to both current and magnetic field In arbitrary direction Antiparallel to magnetic field In the direction of current Normal to both current and magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): In p-n-p transistor collector current is termed negative.Reason (R): In p-n-p transistor holes are majority carriers. A is true but R is false Both A and R are true and R is correct explanation of A A is false but R is true Both A and R are true but R is not a correct explanation of A A is true but R is false Both A and R are true and R is correct explanation of A A is false but R is true Both A and R are true but R is not a correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a half wave rectifier, the load current flows For full cycle Only for the positive half cycle of the input signal For less than fourth cycle Only for the negative half cycle of the input signal For full cycle Only for the positive half cycle of the input signal For less than fourth cycle Only for the negative half cycle of the input signal ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The most commonly used semiconductor material is Mixture of silicon and germanium None of these Germanium Silicon Mixture of silicon and germanium None of these Germanium Silicon ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Silicon is not suitable for fabrication of light emitting diodes because it is An indirect band gap semiconductor Wideband gap semiconductor Direct band gap semiconductor Narrowband gap semiconductor An indirect band gap semiconductor Wideband gap semiconductor Direct band gap semiconductor Narrowband gap semiconductor ANSWER DOWNLOAD EXAMIANS APP
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