11 Questions
According to Ohm's law, the current is proportional to the electric field.
True
The Drude model treats electrons like pinballs bouncing among the ions that make up the material.
True
According to the Drude model, the average drift velocity of electrons is proportional to the electric field.
True
Ohm's law is always obeyed by all materials under any electric field.
False
Which equation represents Ohm's law?
$V = IR$
What does Ohm's law state about the resistance in the relation?
The resistance is constant, independent of the current.
What are materials that do not obey Ohm's law called?
Non-ohmic materials
Who conducted experiments with Leyden jars and glass tubes filled with salt solution to measure the current in 1781?
Henry Cavendish
Who delineated 'intensity' (voltage) and 'quantity' (current) for the dry pile in 1814?
Francis Ronalds
Who published the book 'Die galvanische Kette, mathematisch bearbeitet' in 1827?
Georg Ohm
Who proposed the first (classical) model of electrical conduction, the Drude model, in 1900?
Paul Drude
Test your knowledge of Ohm's law and its mathematical equations with this quiz. Explore the relationship between current, voltage, and resistance and see how well you understand this fundamental concept in electrical engineering.
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