Electronic Devices and Circuits Piezoelectric quartz crystal resonators find application where Rectification of the signal is required Signal frequency control is required Signal amplification is required Modulation of signal is required Rectification of the signal is required Signal frequency control is required Signal amplification is required Modulation of signal is required ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits A transistor has a current gain of 0.99 in the CB mode. Its current gain in the CC mode is 0.99 100 99 1.01 0.99 100 99 1.01 ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Work function is the maximum energy required by the fastest electron at 0 K to escape from the metal surface. True False True False ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Light dependent resistors are Either A or B Highly doped semiconductor Lightly doped semiconductor Intrinsic semiconductor Either A or B Highly doped semiconductor Lightly doped semiconductor Intrinsic semiconductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the base collector junction has Zero bias Forward bias Zero or forward bias Reverse bias Zero bias Forward bias Zero or forward bias Reverse bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An intrinsic silicon sample has 1 million free electrons at room temperature. As the temperature is increased The number of free electrons increases but the number of holes decreases The number of free electrons and holes increase by the same amount The number of free electrons increases The number of free electrons and holes increase but not by the same amount The number of free electrons increases but the number of holes decreases The number of free electrons and holes increase by the same amount The number of free electrons increases The number of free electrons and holes increase but not by the same amount ANSWER DOWNLOAD EXAMIANS APP
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