Question # 1

The p-n junction in which p side is connected to+ive and n-side is -ve the junction is said to be:

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Neutral

Forward biased

Reversed biased

None of above

The potential difference across the depletion region of germanium is.

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0.3 V

0.5 V

0.7 V

0.8 V

LDR becomes necessary when op amp is used as a

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Night switch

Inverter

Comparator

Rectifier

The output voltage of a rectifier is.

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Smooth

Pulsating

Alternating

Per featly direct

Depletion region carries.

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-ve charge

+ve charge

Ions

No charge

The use of LDR is in the circuit of.

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Logic gate

Rectifier

Oscillator

High Switch

The device which are required to convert various physical quantities into electric voltage are called.

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Filters

Rectifiers

Amplifiers

Sensors

When transistor are used in digital circuits they usually operate in the :

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Active region

Break down region

Saturation & cutoff regions

Linear region

Rectification is the process of converting.

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D.C. into A.C.

A.C. in to D.C.

Low signal to high

High signal to low

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Physics ICS Part 2 Chapter 18 Online MCQ's Test MCQs With Answers

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