How many free electrons does a p type semiconductor has? Any of the above Only those produced by doping Those produced by doping as well as thermal energy Only those produced by thermal energy 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 : ?
Piezoelectric quartz crystal resonators find application where Rectification of the signal is required Signal amplification is required Signal frequency control is required Modulation of signal is required TRUE ANSWER : ? YOUR ANSWER : ?
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 one third the breakdown voltage should not exceed half the breakdown voltage TRUE ANSWER : ? YOUR ANSWER : ?
At room temperature the current in an intrinsic semiconductor is due to Holes Holes and electrons Ions Electrons TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following could be the maximum current rating of junction diode by 126? 100 A 20 A 1 A 10 A TRUE ANSWER : ? YOUR ANSWER : ?
Permalloy is A variety of stainless steel A conon-ferrous alloy used in aircraft industry A polymer A nickel an iron alloy having high permeability TRUE ANSWER : ? YOUR ANSWER : ?
Forbidden energy gap in germanium at 0 K is about 5 eV 2 eV 10 eV 0.78 eV TRUE ANSWER : ? YOUR ANSWER : ?
In a semiconductor diode, the barrier offers opposition to Free electrons in N-region only Majority carriers in both regions Holes in P-region only Majority as well as minority carriers in both regions TRUE ANSWER : ? YOUR ANSWER : ?
Power diodes are generally Silicon diodes Either of the above Germanium diodes None of these TRUE ANSWER : ? YOUR ANSWER : ?