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MCQ's Test For MDCAT Physics Chapter 14 Electronics MCQ's Test
Try The MCQ's Test For MDCAT Physics Chapter 14 Electronics MCQ's Test
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Total Questions20
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Time Allowed20
MDCAT Physics Chapter 14 Electronics MCQ's Test
00:00
Question # 1
A PN junction diode cannot be use:
Question # 2
In a full wave rectifier, the diode conducts during
Question # 3
For the same value of resistors the output of non-inverting amplifier compared to the output of inverting amplifier is, (ignoring phase difference)
Question # 4
A non-inverting amplifier has infinite input resistance then the voltage gain of noninverting amplifier will be:
Question # 5
A device which convert DC into AC is calleD)
Question # 6
A circuit that converts Pulsating DC into smooth DC contain :
Question # 7
In a half wave rectifier circuit operating from 50 Hz mains frequency, the fundamental frequency in the ripple would be:
Question # 8
In full wave rectification, the output D.C. voltage across the load is obtainedfor
Question # 9
Gain of operational amplifier is independent of;
Question # 10
A diode characteristics curve is a graph plotted between;
Question # 11
A certain noninverting amplifier has R1 of 1 kΩ and R2 of 100 kΩ. The closed-loop voltage gain is ………
Question # 12
The simplest type of rectification known as half wave rectification is obtained by
Question # 13
The efficiency of full wave rectifier is:
Question # 14
In full wave rectification by bridge the number of diodes required are
Question # 15
The unit of gain (G) for non-inverting amplifier is
Question # 16
The diode charactristics curve is plot between
Question # 17
A diode as a rectifier converts:
Question # 18
When two semiconductors of p- and n-type are brought into contact, they from a p-n junction which act like a:
Question # 19
The junction potential for Germanium is;
Question # 20
The power output of a full wave rectifier is:
Top Scorers Of MDCAT Physics Chapter 14 Electronics MCQ's Test MCQ`s Test
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A ammara habib 10 - Jul - 2023 00 Min 13 Sec 20/20 -
M Ahmad Anwar 02 - Aug - 2023 01 Min 15 Sec 20/20
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I Ismailkhan Khanlala 20 - Aug - 2023 02 Min 14 Sec 17/20 -
M Main faizan Faizan 29 - Jul - 2023 03 Min 29 Sec 17/20 -
B Bashir Ahmad 03 - Aug - 2023 07 Min 24 Sec 17/20 -
P PUZZLE and INFORMATION 21 - Jul - 2024 03 Min 05 Sec 16/20 -
H hamza abid 04 - Sep - 2023 10 Min 50 Sec 16/20 -
F Fatima 29 - Aug - 2023 04 Min 27 Sec 15/20 -
R Rafia Abbasi 31 - Jul - 2023 06 Min 10 Sec 15/20 -
M Muneeza Khan chadda 14 - Jun - 2024 09 Min 42 Sec 15/20 -
S Shazia Shoukat ali 14 - Jun - 2024 04 Min 22 Sec 14/20 -
S Sufyan Nadeem 08 - Jul - 2023 05 Min 06 Sec 14/20 -
M Mehwish Abdul Sattar 24 - May - 2023 04 Min 37 Sec 13/20 -
F FATIMA ZAFAR 13 - Jul - 2024 06 Min 38 Sec 13/20 -
J Joun Muhammad 05 - Jun - 2023 08 Min 22 Sec 13/20
MCAT Physics Chapter 14 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A non-conducting semiconductor diode is: |
A. Forward biased
B. Poorly biased
C. Reverse biased
D. None of them
|
| 2 | In a half wave rectifier circuit operating from 50 Hz mains frequency, the fundamental frequency in the ripple would be: |
A. 25 Hz
B. 70.7 Hz
C. 50 Hz
D. 100 Hz
|
| 3 | A PN junction diode cannot be use: |
A. As rectifier
B. For converting light energy to electrical energy
C. For getting light radiation
D. For increasing the amplitude of an ac signal
|
| 4 | The resistance of operational amplifier between inverting and non-inverting terminal is of the order of: |
A. Few Ohms
B. Mega Ohms
C. Few Kilo Ohms
D. Micro Ohms
|
| 5 | A non-inverting amplifier has infinite input resistance then the voltage gain of noninverting amplifier will be: |
A. Zero
B. Infinite
C. One
D. 100
|
| 6 | A pulsating DC can be converted into constant voltage by using |
A. Filter
B. Full wave rectifier
C. Half wave rectifie
D. Bridge rectifier
|
| 7 | The diode charactristics curve is plot between |
A. I & t
B. V& t
C. V& I
D. None
|
| 8 | A diode as a rectifier converts: |
A. A)c into D)c
B. D)c into A)c
C. Varying D)c current into constant D)c current
D. High voltage into low voltage and vice-versa
|
| 9 | For the same value of resistors the output of non-inverting amplifier compared to the output of inverting amplifier is, (ignoring phase difference) |
A. Greater
B. Equal
C. Smaller
D. Undefined
|
| 10 | In a full wave rectifier with input frequency 50Hz. The frequency of pulsating D)C) received as an output across the load is |
A. 50 Hz
B. 100 Hz
C. 500 Hz
D. zero
|
Test Questions
Share your comments & questions here
Muhammad usama
31 Aug 2018These tests are not according to new syllabus of mdcat