Design and Technology GCSE
Ohm's Law
What Ohm's Law means in Design and Technology GCSE, as defined for Pearson Edexcel.
Definition of Ohm's Law
A formula stating that the current passing through a conductor between two points is directly proportional to the voltage across the two points ($V = I \times R$).
Topics that use Ohm's Law
- Systems: Stock forms, types and sizes in order to calculate and determine the quantity of components required (Pearson Edexcel GCSE)
Related terms
Using Ohm's Law in the exam
Definition questions usually carry one or two marks, and examiners look for the precise wording. Write the definition from memory, check it against the version above, and then use the term in a longer answer on the same topic so it sticks.
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