Physics, asked by UjwalaMandali2, 9 months ago

Name the instrument used to check EMF of a battery ​

Answers

Answered by binaroy032
3

Answer:

Potentiometer is the instrument which is used to check EMF of a battery.

Answered by studay07
2

Answer:

POTENTIOMETER

Explanation:

  • Potentiometer is used to measure or check the EMF of a battery
  • potentiometer is a simple device
  • it works on the principle of a potential dropped across a segment of uniform wire
  • it have 3 terminal we can adjust voltage by voltage driver
  • it works like resistance
  • to finding unknown resistance we have formula  L - 100 / L
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