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Current Electricity — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsCurrent Electricity1 Mark
MCQ
A potentiometer is an ideal device of measuring potential difference because
  • A
    It uses a sensitive galvanometer
  • ✓
    It does not disturb the potential difference it measures
  • C
    It is an elaborate arrangement
  • D
    It has a long wire hence heat developed is quickly radiated
✓

Answer

Correct option: B.
It does not disturb the potential difference it measures
It does not disturb the potential difference it measures

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