Electrical Engineering - Voltage, Current and Resistance - Discussion

Discussion Forum : Voltage, Current and Resistance - General Questions (Q.No. 19)

Voltage, Current and Resistance

19.

A wiper is the sliding contact in a

switch

photoconductive cell

thermistor

potentiometer

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

15 comments Page 2 of 2.

Shyam said: 1 decade ago

Its just a varying needle in a potentiometer.

Hemnath said: 1 decade ago

Because Potentiometer is variable resistance by using wiper to vary the resistance value.

Sunil M. Mmude said: 1 decade ago

Because potentiometer is variable resistance & to vary this resistance wiper is used.

(2)

Praveen said: 1 decade ago

Its just a varying needle in a potentiometer.

Pankaj said: 1 decade ago

Wiper is connected on metal rod of potentiometer, we can vary it.

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