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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
The method by which only one half of A.C cycle is converted into direct current is called
Question # 2
A device which convert DC into AC is calleD)
Question # 3
A diode characteristics curve is a graph plotted between;
Question # 4
A pulsating DC can be converted into constant voltage by using
Question # 5
The efficiency of half wave rectifier is:
Question # 6
The resistance of operational amplifier between inverting and non-inverting terminal is of the order of:
Question # 7
The unit of gain (G) for non-inverting amplifier is
Question # 8
A pure semiconductor has:
Question # 9
In a half wave rectifier circuit operating from 50 Hz mains frequency, the fundamental frequency in the ripple would be:
Question # 10
The diode charactristics curve is plot between
Question # 11
The junction potential for Germanium is;
Question # 12
The efficiency of full wave rectifier is:
Question # 13
When two semiconductors of p- and n-type are brought into contact, they from a p-n junction which act like a:
Question # 14
In a full wave rectifier, the diode conducts during
Question # 15
In full wave rectification by bridge the number of diodes required are
Question # 16
The diodes works on
Question # 17
Gain of operational amplifier is independent of;
Question # 18
The magnitude of potential barrier for Ge is
Question # 19
The simplest type of rectification known as half wave rectification is obtained by
Question # 20
Inverting amplifier circuits have
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MCAT Physics Chapter 14 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | 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
|
| 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 | For full wave rectification, the minimum number of diodes used is: |
A. 1
B. 2
C. 3
D. 4
|
| 5 | The unit of gain (G) for non-inverting amplifier is |
A. Ampere
B. ohm
C. Volt
D. None of these
|
| 6 | Gain of operational amplifier is independent of; |
A. Internal structure
B. External Structure
C. Batteries
D. Potential changes
|
| 7 | A non-conducting semiconductor diode is: |
A. Forward biased
B. Poorly biased
C. Reverse biased
D. None of them
|
| 8 | 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
|
| 9 | The diodes works on |
A. A.C
B. D.C
C. both A and B
D. None of these
|
| 10 | A circuit that converts Pulsating DC into smooth DC contain : |
A. Filter
B. Capacitor
C. Inductor
D. LC circuit
|
Test Questions