Physics A-Level
Light intensity as a variable
What Light intensity as a variable means in Physics A-Level, as defined for OCR.
Definition of Light intensity as a variable
Check what you remember
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Reference: OCR
It can be varied by changing the distance from a lamp or by using different light intensities when investigating an LDR.
Topics that use Light intensity as a variable
- Resistance (OCR A-Level)
Related terms
- Circuit design for measurement
- Component protection
- Current–voltage characteristics
- Data logging and graphing
- Forward and reverse bias
- Graph interpretation
- Non-ohmic behaviour
- Ohm’s law
Using Light intensity as a variable in the exam
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