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18th Chapter

12th Class Physics Chapter 18 Test

Here you can prepare 12th Class Physics Chapter 18 Electronics Test. Click the button for 100% free full practice test.

Second Year Physics Chapter 18 Online MCQ Test for 2nd Year Physics Chapter 18 Electronics Preparation

This online test contains MCQs about following topics:.

- 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

FSC Part 2 Physics Ch 18 Test

Second Year Physics Chapter 18 Online MCQ Test for 2nd Year Physics Chapter 18 Electronics Preparation

Sr. # Questions Answers Choice
1 In full wave rectification number of diodes required are equal to.
• A. 2
• B. 3
• C. 4
• D. 5
2 The use of LDR is in the circuit of.
• A. Logic gate
• B. Rectifier
• C. Oscillator
• D. High Switch
3 For normal transistor the emitter current can be given by
• A. I<sub>E</sub> = I<sub>C</sub>
• B. I<sub>E</sub> = I<sub>C</sub> + I<sub>B</sub>
• C. I<sub>E</sub> = I<sub>B</sub>
• D. None of these
4 The sensor of light is.
• A. Transistor
• B. LED
• C. Diode
• D. Light dependent resistance
5 Logic gate can control some physical parameters like.
• A. Temperature, Pressure
• B. Resistance, Inductance
• C. Capacitance, Impedance
• D. Current, voltage
6 A transistor has parts:
• A. 2
• B. 3
• C. 4
• D. 5
7 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
8 Base of transistor is of order:
• A. 10<sup>-11</sup>m
• B. 10<sup>6</sup>m
• C. 10<sup>-8</sup>m
• D. 10<sup>-6</sup>m
9 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
10 For rectification we use.
• A. Transformer
• B. Diode
• C. Choke
• D. Generator

Top Scorers of Physics Fsc Part 2 Chapter 7 Online Test

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Syed Zaidi

Lahore29 - Nov - 2023

16/17
03 Mins 20 Sec
S

Syed Zaidi

Lahore29 - Nov - 2023

14/17
02 Mins 28 Sec
M

Maleeha Tahir

Lahore01 - Dec - 2023

13/17
03 Mins 13 Sec
Z

Zubair Ahmed

Lahore10 - Nov - 2023

13/17
03 Mins 15 Sec
P

Palwisha Javed

Lahore29 - Sep - 2023

12/17
02 Mins 16 Sec
H

Hammal Baloch

Lahore21 - Nov - 2023

12/17
07 Mins 45 Sec
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Syed Zaidi

Lahore29 - Nov - 2023

11/17
03 Mins 49 Sec
H

Hamza Abid

Abbottabad03 - Dec - 2023

10/17
10 Mins 50 Sec
H

Hamza Abid

Abbottabad03 - Dec - 2023

10/17
10 Mins 50 Sec
M

Lahore28 - Nov - 2023

9/17
03 Mins 31 Sec
H

Hammal Baloch

Lahore21 - Nov - 2023

9/17
07 Mins 29 Sec

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