As compared to bipolar junction transistor, a FET Has higher input resistance All of these Has better thermal stability Is less noisy TRUE ANSWER : ? YOUR ANSWER : ?
Assertion (A): A JFET can be used as a current source.Reason (R): In beyond pinch off region the current in JFET is nearly constant. Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A A is true but R is false A is false but R is true TRUE ANSWER : ? YOUR ANSWER : ?
When avalanche breakdown occurs covalent bonds are not affected. True False TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following could be the maximum current rating of junction diode by 126? 10 A 1 A 20 A 100 A TRUE ANSWER : ? YOUR ANSWER : ?
In a bipolar transistor, the base collector junction has Reverse bias Forward bias Zero or forward bias Zero bias TRUE ANSWER : ? YOUR ANSWER : ?
The forbidden energy gap between the valence band and conduction band will be least in case of All of these Metals Semiconductors Insulators TRUE ANSWER : ? YOUR ANSWER : ?
In the sale of diamonds the unit of weight is carat. One carat is equal to 150 mg 500 mg 100 mg 200 mg TRUE ANSWER : ? YOUR ANSWER : ?
The depletion layer width of Junction Increases with heavy doping Decreases with light doping Is increased under reverse bias Is independent of applied voltage TRUE ANSWER : ? YOUR ANSWER : ?
Fermi level is the amount of energy in which An electron can have at room temperature Must be given to an electron move to conduction band None of these A hole can have at room temperature TRUE ANSWER : ? YOUR ANSWER : ?
Piezoelectric quartz crystal resonators find application where Signal frequency control is required Rectification of the signal is required Modulation of signal is required Signal amplification is required TRUE ANSWER : ? YOUR ANSWER : ?