12th class Physics chapter 18 online mcq test with answers for ICS part 2 Physics Chapter 18 (Electronics)

2nd Year Physics Chapter 18 Online MCQ Test for 12th Class Physics Chapter 18 (Electronics)

This online test contains MCQs about following topics:

- Brief Review of p-n Junction and its Characteristics
- Rectification
- Specially Designed p-n Junction
- Transistors
- Transistor as an Amplifier
- Transistor as a Switch
- Operational Amplifier
- OP-AMP as Inverting Amplifier
- OP-AMP as Non-Inverting Amplifier
- OP-AMP as a Comparator
- Comparator as a Night Switch
- Digital Systems
- Fundamental Logic Gates
- Other Logic Gates
- Applications of Gates in Control Systems

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Ics Part 2 Physics Chapter 18 Test

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ICS Part 1 English Medium Subjects

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2nd Year Physics Chapter 18 Online MCQ Test for 12th Class Physics Chapter 18 (Electronics)

Sr. #	Questions	Answers Choice
1	The reverse saturation current in a PN junction diode is only due to:	A. Majority carriers B. Minoritycarriers C. Acceptor ions D. Donor ions
2	When a PN-Junction is reverse biased the depletion region is.	A. Widened B. Narrowed C. Normal D. None of these
3	Photo diode is used for detection of.	A. Heat B. Magnet C. Current D. Light
4	Conversation of only one half of A.C. into D.C. is called.	A. Half wave amplification B. Wave amplification C. Half wave electrification D. Half wave rectification
5	The p-n junction in which p side is connected to+ive and n-side is -ve the junction is said to be:	A. Neutral B. Forward biased C. Reversed biased D. None of above
6	Improper bisting of a transistor circiut produces:	A. Heavy loading of emitter current B. Distortion in the output output signal C. Excessive heat at collector terminal D. Faculty location of load line
7	Greater concentration of impurity is added in.	A. Base B. Emitter C. Collector D. LED
8	The potential difference across depletion region in case of Si is	A. 0.6 volt B. 0.9 volt C. 0.7 volt D. 0.2 volt
9	The resistance between the inverting (-) and non inverting inputs is called Input resistance and is the order of.	A. Ohms B. Kilo Ohms C. Mega Ohms D. Thounds Ohms
10	In a transistor, collector current is controlled by:	A. Collector voltage B. Base current C. Collector resistance D. All of the above

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