MDCAT Physics Chapter 14 MCQ Test With Answer for (Electronics)

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

Start Test Download PDF

MDCAT Physics Chapter 14 Electronics MCQ's Test

00:00
Question # 1

A circuit that converts Pulsating DC into smooth DC contain :

Question # 2

A certain noninverting amplifier has R1 of 1 kΩ and R2 of 100 kΩ. The closed-loop voltage gain is ………

Question # 3

The unit of gain (G) for non-inverting amplifier is

Question # 4

A diode as a rectifier converts:

Question # 5

Inverting amplifier circuits have

Question # 6

In a full wave rectifier:

Question # 7

Gain of operational amplifier is independent of;

Question # 8

A device which convert DC into AC is calleD)

Question # 9

The power output of a full wave rectifier is:

Question # 10

The method by which only one half of A.C cycle is converted into direct current is called

Question # 11

A pure semiconductor has:

Question # 12

In full wave rectification, the output D.C. voltage across the load is obtainedfor

Question # 13

For full wave rectification, the minimum number of diodes used is:

Question # 14

In a half wave rectifier circuit operating from 50 Hz mains frequency, the fundamental frequency in the ripple would be:

Question # 15

In a full wave rectifier with input frequency 50Hz. The frequency of pulsating D)C) received as an output across the load is

Question # 16

For the same value of resistors the output of non-inverting amplifier compared to the output of inverting amplifier is, (ignoring phase difference)

Question # 17

When two semiconductors of p- and n-type are brought into contact, they from a p-n junction which act like a:

Question # 18

A diode characteristics curve is a graph plotted between;

Question # 19

A PN junction diode cannot be use:

Question # 20

In full wave rectification by bridge the number of diodes required are

Submit

Prepare Complete Set Wise MDCAT Physics Chapter 14 Electronics MCQ's Test MCQs Online With Answers


Topic Test

00:00
Submit

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
  • F
    FATIMA ZAFAR 13 - Jul - 2024 06 Min 38 Sec 13/20
  • J
    Joun Muhammad 05 - Jun - 2023 08 Min 22 Sec 13/20
  • T
    Talha Khan 07 - Jul - 2023 08 Min 42 Sec 13/20

MCAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 The diodes works on
A. A.C
B. D.C
C. both A and B
D. None of these
2 The efficiency of half wave rectifier is:
A. 25.6%
B. 1.2%
C. 40.6%
D. 66.6%
3 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
4 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
5 A diode characteristics curve is a graph plotted between;
A. Current and time
B. Voltage and time
C. Voltage and current
D. Forward voltage and reverse current
6 In a full wave rectifier:
A. DC current is twice that of half wave rectifier
B. DC pulses are twice per cycle that of half wave rectifier
C. DC voltage is twice that of half wave rectifier
D. All are correct
7 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
8 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
9 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
10 A pulsating DC can be converted into constant voltage by using
A. Filter
B. Full wave rectifier
C. Half wave rectifie
D. Bridge rectifier

Test Questions