GCSE Physics - V = IR Equation & Current/Potential Difference Graphs #15
Interactive Video
•
Physics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video tutorial explains Ohm's Law (V=IR), its importance in electricity, and how to calculate voltage and resistance in circuits. It discusses the relationship between voltage, current, and resistance, emphasizing that as voltage increases, current increases proportionally if resistance remains constant. The tutorial also covers graphing current versus potential difference, the effects of temperature on resistance, and the behavior of filament lamps and diodes in circuits.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What happens to the resistance of a filament lamp as the current increases?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe how diodes function in an electrical circuit.
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OFF
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