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Electroplater
Electroplater Set-1
Cells and Batteries
19

Cells and Batteries MCQ with Answers

19) Which is a active componen

Inductor

Resistor

Capacitor

Transistor

Answer is:

Transistor

Cells and Batteries MCQ with Answers

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Related Cells and Batteries MCQ with Answers

20) Which doping material is used to make P-type semi conductor?

Boron

Arsenic

Antimony

Phosphorous

Answer is:

Boron

21) What is the output voltage if the centre tap of transformer is open circuited in a full wave rectifier circuit?

Zero voltage

Full rated output

Half of the rated output

One fourth of rated output

Answer is:

Zero voltage

22) Which water will make scum, if soap is used?

Distilled water

Clean water

Hard water

Soft water

Answer is:

Hard water

23) Which instrument is used to measure pH value quick and more accurately?

pH meter

Universal indicator

pH scale

Indicator

Answer is:

pH meter

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