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 device which convert DC into AC is calleD)	A. Invertor B. Generator C. Rectifier D. Motor
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	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	The power output of a full wave rectifier is:	A. Equal to H.W.R B. Twice of H.W.R C. Half of H.W.R D. Four times of H.W.R
5	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
6	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
7	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
8	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
9	The diodes works on	A. A.C B. D.C C. both A and B D. None of these
10	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

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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

A device which convert DC into AC is calleD)

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

A pure semiconductor has:

The magnitude of potential barrier for Ge is

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

The efficiency of half wave rectifier is:

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

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

A diode as a rectifier converts:

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

In a full wave rectifier, the diode conducts during

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

A PN junction diode cannot be use:

A diode characteristics curve is a graph plotted between;

A non-conducting semiconductor diode is:

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

The diode charactristics curve is plot between

The junction potential for Germanium is;

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

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

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MCAT Physics Chapter 14 Important MCQ's

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