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

The diode charactristics curve is plot between

Question # 2

The junction potential for Germanium is;

Question # 3

The diodes works on

Question # 4

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

Question # 5

A pulsating DC can be converted into constant voltage by using

Question # 6

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

Question # 7

In a full wave rectifier:

Question # 8

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

Question # 9

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

Question # 10

A diode as a rectifier converts:

Question # 11

Inverting amplifier circuits have

Question # 12

A diode characteristics curve is a graph plotted between;

Question # 13

The efficiency of half wave rectifier is:

Question # 14

A circuit that converts Pulsating DC into smooth DC contain :

Question # 15

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

Question # 16

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

Question # 17

A PN junction diode cannot be use:

Question # 18

Gain of operational amplifier is independent of;

Question # 19

The efficiency of full wave rectifier is:

Question # 20

In a full wave rectifier, the diode conducts during

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
  • 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 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 In full wave rectification, the output DC voltage across the load is obtained for.
A. The positive half cycle of input AC only
B. The negative half cycle of input AC
C. The completes cycle of input AC only
D. All of the above
3 In full wave rectification, the output D.C. voltage across the load is obtainedfor
A. The positive half cycle of input A.C. (C) The complete cycle of input A.C.
B. The negative half cycle of input A.C.
C. The complete cycle of
D. All of the above
4 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
5 For a normal AC cycle, during T/2 to T the diode act as:
A. Open switch
B. full wave rectifier
C. Close switch
D. All are correct
6 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
7 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
8 A certain noninverting amplifier has R1 of 1 kΩ and R2 of 100 kΩ. The closed-loop voltage gain is ………
A. 100,000
B. 100
C. 1000
D. 101
9 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
10 For full wave rectification, the minimum number of diodes used is:
A. 1
B. 2
C. 3
D. 4

Test Questions

Is this page helpful?