Problem-0103: Electrical Circuits, signal and systems objective question
For the circuit shown, what is the voltage V if the source voltage is reduced by 50%?
ies objective question
Problem-0111: Electrical Materials objective question
Match List-I with List-II and select the correct answer using the code given below the lists:
Problem-0120: Electrical Materials objective question
Which one of the following is the correct statement?
During the process of magnetization of ferromagnetic material, the magnetic domains
a. Only expand
b. Rotate first and then expand
c. Expand first and then rotate
d. Neither rotate nor expand
Problem-0118: Electrical Materials objective question
Consider the following statements about p-n junctions:
1. p-n junction behaves as a capacitor when forward biased.
2. p-n junction has p and n type semiconductors with depletion layer in between.
Problem-0117: Electrical Materials objective question
Which one of the following is the correct statement?
When a p-n junction is reverse-biased,then
a. Holes and electrons move away from the junction
b. Depletion region decreases
c. Barrier breaks down
d. Minority carriers are not affected
Problem-0116: Electrical Materials objective question
Consider the following statements about semiconductors?
1. The forbidden energy gap in semiconductors lies between the valence band and conduction band.
2. The forbidden energy gap in germanium at 0 K is about 0.72 eV.
