The forbidden energy gap between the valence band and conduction band will be least in case of Semiconductors Metals All of these Insulators TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following is not a characteristic of a ferroelectric material? No hysteresis High dielectric constant Ferroelectric characteristic only above the curie point Electric dipole moment TRUE ANSWER : ? YOUR ANSWER : ?
The amount of photoelectric emission current depends on Both frequency and intensity of incident radiation Frequency of incident radiation None of these Intensity of incident radiation TRUE ANSWER : ? YOUR ANSWER : ?
As compared to bipolar junction transistor, a FET Has better thermal stability All of these Is less noisy Has higher input resistance TRUE ANSWER : ? YOUR ANSWER : ?
How many free electrons does a p type semiconductor has? Any of the above Those produced by doping as well as thermal energy Only those produced by thermal energy Only those produced by doping TRUE ANSWER : ? YOUR ANSWER : ?
In monolithic ICs, all the components are fabricated by Diffusion process None Oxidation Evaporation TRUE ANSWER : ? YOUR ANSWER : ?
Power diodes are generally None of these Either of the above Germanium diodes Silicon diodes TRUE ANSWER : ? YOUR ANSWER : ?
The depletion layer width of Junction Is increased under reverse bias Increases with heavy doping Is independent of applied voltage Decreases with light doping TRUE ANSWER : ? YOUR ANSWER : ?
Which variety of copper has the best conductivity? Copper containing traces of silicon Pure annealed copper Induction hardened copper Hard drawn copper TRUE ANSWER : ? YOUR ANSWER : ?
Assertion (A): A VMOS can handle much larger current than other field effect transistors.Reason (R): In a VMOS the conducting channel is very narrow. A is true but R is false A is false but R is true 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 TRUE ANSWER : ? YOUR ANSWER : ?