Electronic Devices and Circuits Silicon is not suitable for fabrication of light emitting diodes because it is Direct band gap semiconductor Wideband gap semiconductor An indirect band gap semiconductor Narrowband gap semiconductor Direct band gap semiconductor Wideband gap semiconductor An indirect band gap semiconductor Narrowband gap semiconductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In which of these is reverse recovery time nearly zero? PIN diode Schottky diode Zener diode Tunnel diode PIN diode Schottky diode Zener diode Tunnel diode ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits When diodes are connected in series to increase voltage rating the peak inverse voltage per junction may be equal to or less than breakdown voltage should not exceed the breakdown voltage should not exceed half the breakdown voltage should not exceed one third the breakdown voltage may be equal to or less than breakdown voltage should not exceed the breakdown voltage should not exceed half the breakdown voltage should not exceed one third the breakdown voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Light dependent resistors are Lightly doped semiconductor Either A or B Highly doped semiconductor Intrinsic semiconductor Lightly doped semiconductor Either A or B Highly doped semiconductor Intrinsic semiconductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Power diodes are generally Either of the above Silicon diodes Germanium diodes None of these Either of the above Silicon diodes Germanium diodes None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which variety of copper has the best conductivity? Copper containing traces of silicon Induction hardened copper Pure annealed copper Hard drawn copper Copper containing traces of silicon Induction hardened copper Pure annealed copper Hard drawn copper ANSWER DOWNLOAD EXAMIANS APP
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