WBCS.LIVE practice question

For which of the following discoveries in 1827 was the German physicist, Georg Simon Ohm best known?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. For developing a device capable of amplifying and modulating electromagnetic signals that could also function as an oscillator.
  2. For invention of the magnetometer, which is a device capable of measuring the direction and strength of a magnetic field.
  3. For measuring the magnetic properties of nuclear particles.
  4. For clarifying the mathematical relationship between electrical current, resistance and voltage.

Correct answer and explanation

Correct answer: For clarifying the mathematical relationship between electrical current, resistance and voltage.