Voltage, Current and Resistance – 12

5555555555

12. A wiper is the sliding contact in a ________.

(a) switch
(b) photoconductive cell
(c) thermistor
(d) potentiometer

Answer
Answer : (d)
Explanation
Explanation :

Wiper is used to vary the resistance in the potentiometer.

Subject Name : Electrical Engineering
Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT
Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant
Electrical Engineering Books

GATE 2023 Total InfoENGG DIPLOMAUGC NET Total Info
IES 2023 Total InfoPSUs 2022 Total InfoCSIR UGC NET Total Info
JAM 2023 Total InfoM TECH 2023 Total InfoRAILWAY 2022 Total Info

Related Posts

  • Voltage, Current and Resistance - 75555555555 7. A two-terminal variable resistor is known as a ________. (a) potentiometer (b) thermistor (c) rheostat (d) wiper
    Tags: voltage, current, resistance, potentiometer, thermistor, wiper, basic, electrical, engineering
  • Electromagnetism - 135555555555 13. An electromagnetic field exists only when there is ________. (a) an increasing current (b) decreasing current (c) voltage (d) current
    Tags: current, voltage, basic, electrical, engineering
  • Voltage, Current and Resistance - 135555555555 13. An ohmmeter is an instrument for measuring ________. (a) current (b) voltage (c) resistance (d) wattage
    Tags: voltage, current, resistance, basic, electrical, engineering
  • Voltage, Current and Resistance - 25555555555 2. The unit of electrical charge is the ________. (a) coulomb (b) joule (c) volt (d) watt
    Tags: voltage, current, resistance, electrical, basic, engineering
  • Voltage, Current and Resistance - 35555555555 3. Current flows in a circuit when ________. (a) a switch is opened (b) a switch is closed (c) the switch is either open or closed (d) there is no voltage
    Tags: switch, voltage, current, resistance, basic, electrical, engineering

LEAVE A REPLY

Please enter your comment!
Please enter your name here