For a diode, reverse recovery time is defined as the time between the instant diode current becomes zero and the instant reverse recovery current decays to 15% of reverse peak current. 10% of reverse peak current. 25% of reverse peak current. 0. TRUE ANSWER : ? YOUR ANSWER : ?
In modern the MOSFET, the material used for the gate is epitaxially grown silicon. heavily doped poly crystalline silicon. high - purity silicon. high - purity silica. TRUE ANSWER : ? YOUR ANSWER : ?
The current gain of a bipolar transistor drops at high frequencies because of Transistor capacitances High current effects in the base Parasitic inductive elements The early effect TRUE ANSWER : ? YOUR ANSWER : ?
When Semiconductor materials is heated its resistance None of these decreases increases remains constant TRUE ANSWER : ? YOUR ANSWER : ?
The voltage gain of a loaded differential amp is equal to RC / re. large than the unloaded voltage gain. impossible to determine. smaller than the unloaded voltage gain. TRUE ANSWER : ? YOUR ANSWER : ?
A depletion MOSFET differs from a JFET in the sense that it has no p - n junction. channel. gate. substrate. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is trivalent impurity ? Boron None of these Silicon Antimony TRUE ANSWER : ? YOUR ANSWER : ?
The horizontal intercept of dc load line is the same as ideal Operating point Saturation point Quasi saturation point Cut off point TRUE ANSWER : ? YOUR ANSWER : ?
A electric current ratio of IC / IE is usually less than one and is called β. α. É. θ. TRUE ANSWER : ? YOUR ANSWER : ?
If the base resistor is very small, the transistor will operate in the saturation region. active region. All of these cutoff region. TRUE ANSWER : ? YOUR ANSWER : ?