MDCAT Physics mcq test with answers for chapter 14 (Electronics)

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Sufyan Nadeem 08 - Jul - 2023 05 Min 06 Sec 14/20
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Joun Muhammad 05 - Jun - 2023 08 Min 22 Sec 13/20

MCAT Physics Chapter 14 Important MCQ's

Sr.#	Question	Answer
1	A pulsating DC can be converted into constant voltage by using	A. Filter B. Full wave rectifier C. Half wave rectifie D. Bridge rectifier
2	A device which convert DC into AC is calleD)	A. Invertor B. Generator C. Rectifier D. Motor
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	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
5	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
6	Gain of operational amplifier is independent of;	A. Internal structure B. External Structure C. Batteries D. Potential changes
7	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
8	A circuit that converts Pulsating DC into smooth DC contain :	A. Filter B. Capacitor C. Inductor D. LC circuit
9	The magnitude of potential barrier for Ge is	A. 0.7 v B. 0.3 V C. 7v D. 3 v
10	The simplest type of rectification known as half wave rectification is obtained by	A. Using a transistor B. Suppressing the harmonics in A.C. voltage C. Suppressing half wave of A.C. supply by using diode D. Using a Coolidge

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

MCQ's Test For MDCAT Physics Chapter 14 Electronics MCQ's Test

MDCAT Physics Chapter 14 Electronics MCQ's Test

The diodes works on

The efficiency of half wave rectifier is:

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

A circuit that converts Pulsating DC into smooth DC contain :

A non-conducting semiconductor diode is:

For a normal AC cycle, during T/2 to T the diode act as:

The resistance of operational amplifier between inverting and non-inverting terminal is of the order of:

The junction potential for Germanium is;

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

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

Gain of operational amplifier is independent of;

A diode characteristics curve is a graph plotted between;

Inverting amplifier circuits have

The efficiency of full wave rectifier is:

A pure semiconductor has:

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

A device which convert DC into AC is calleD)

In a full wave rectifier, the diode conducts during

The power output of a full wave rectifier is:

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

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MCAT Physics Chapter 14 Important MCQ's

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