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

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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	The diodes works on	A. A.C B. D.C C. both A and B D. None of these
3	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
4	The unit of gain (G) for non-inverting amplifier is	A. Ampere B. ohm C. Volt D. None of these
5	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
6	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
7	A device which convert DC into AC is calleD)	A. Invertor B. Generator C. Rectifier D. Motor
8	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
9	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
10	In a full wave rectifier with input frequency 50Hz. The frequency of pulsating D)C) received as an output across the load is	A. 50 Hz B. 100 Hz C. 500 Hz D. zero

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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

Inverting amplifier circuits have

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

The magnitude of potential barrier for Ge is

The efficiency of half wave rectifier is:

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

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

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

The simplest type of rectification known as half wave rectification is obtained by

The diode charactristics curve is plot between

A pulsating DC can be converted into constant voltage by using

A device which convert DC into AC is calleD)

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

A pure semiconductor has:

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

The diodes works on

A circuit that converts Pulsating DC into smooth DC contain :

In full wave rectification, the output DC voltage across the load is obtained for.

A non-inverting amplifier has infinite input resistance then the voltage gain of noninverting amplifier will be:

The efficiency of full wave rectifier is:

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

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MCAT Physics Chapter 14 Important MCQ's

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