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

Sr. #	Questions	Answers Choice
1	NAND gate represented by:	A. X = A. B B. X = A+B C. X= A.B D. X=\|A+B\|
2	Transistor was invented by:	A. Bardeen B. Micheal faraday C. Lenz D. Newton
3	The device which is used as amplifier and works with the negative feedback is.	A. Operational amplifier B. P-n-p transistor C. n-p-n transistor D. Transistor
4	OR gate is represented by:	A. X = A+B B. X=A.B C. X=A+B D. X=A.B
5	During negative half cycle of A.c then p-n junction offers.	A. High resistance B. Low resistance C. No resistance D. All of these
6	Truth table of logic function.	A. Summarize its output values only B. Tabulates all its input conditions only C. Display all its input and output possibility D. Is not base on logic algebra
7	In photovoltaic cell, current is directly proportional to.	A. Wavelength of light B. Intensity of light C. Energy D. Frequency of light
8	_______ is the building block of every electronic circuit.	A. Semi conductor diode B. Resistor C. Capacitor D. Amplifier
9	The potential barrier for silicon is.	A. 0.7 V B. 0.5 V C. 0.3 V D. 0.9 V
10	A PN junction can not be sued a.	A. Rectifier B. Amplifier C. Detector D. LED

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