Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
.jpg)
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
-
Total Questions20
-
Time Allowed20
MDCAT Physics Chapter 14 Electronics MCQ's Test
00:00
Question # 1
The efficiency of half wave rectifier is:
Question # 2
The diode charactristics curve is plot between
Question # 3
A diode characteristics curve is a graph plotted between;
Question # 4
The efficiency of full wave rectifier is:
Question # 5
The simplest type of rectification known as half wave rectification is obtained by
Question # 6
A certain noninverting amplifier has R1 of 1 kΩ and R2 of 100 kΩ. The closed-loop voltage gain is ………
Question # 7
The method by which only one half of A.C cycle is converted into direct current is called
Question # 8
A pulsating DC can be converted into constant voltage by using
Question # 9
The junction potential for Germanium is;
Question # 10
In a half wave rectifier circuit operating from 50 Hz mains frequency, the fundamental frequency in the ripple would be:
Question # 11
A non-inverting amplifier has infinite input resistance then the voltage gain of noninverting amplifier will be:
Question # 12
A PN junction diode cannot be use:
Question # 13
In full wave rectification, the output DC voltage across the load is obtained for.
Question # 14
In a full wave rectifier:
Question # 15
A pure semiconductor has:
Question # 16
The power output of a full wave rectifier is:
Question # 17
For a normal AC cycle, during T/2 to T the diode act as:
Question # 18
A non-conducting semiconductor diode is:
Question # 19
A diode as a rectifier converts:
Question # 20
The diodes works on
Top Scorers Of MDCAT Physics Chapter 14 Electronics MCQ's Test MCQ`s Test
-
A ammara habib 10 - Jul - 2023 00 Min 13 Sec 20/20 -
M Ahmad Anwar 02 - Aug - 2023 01 Min 15 Sec 20/20
-
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 | For full wave rectification, the minimum number of diodes used is: |
A. 1
B. 2
C. 3
D. 4
|
| 2 | When two semiconductors of p- and n-type are brought into contact, they from a p-n junction which act like a: |
A. Conductor
B. Amplifier
C. Oscillator
D. Rectifier
|
| 3 | The method by which only one half of A.C cycle is converted into direct current is called |
A. half wave amplification
B. half wave rectification
C. Full wave rectification
D. full wave amplification
|
| 4 | The unit of gain (G) for non-inverting amplifier is |
A. Ampere
B. ohm
C. Volt
D. None of these
|
| 5 | The magnitude of potential barrier for Ge is |
A. 0.7 v
B. 0.3 V
C. 7v
D. 3 v
|
| 6 | Inverting amplifier circuits have |
A. A very high input impendance
B. A very low input impendance
C. A low output impendance
D. Both A and C
|
| 7 | 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
|
| 8 | 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
|
| 9 | A pulsating DC can be converted into constant voltage by using |
A. Filter
B. Full wave rectifier
C. Half wave rectifie
D. Bridge rectifier
|
| 10 | In a full wave rectifier, the diode conducts during |
A. Both halves of the input cycle
B. A portion of the positive half cycle of the input
C. Positive half cycle of the input
D. Positive half cycle of the input
|
Test Questions