A-Level
EDEXCEL
Physics
October 2017
1 Marks
QP-201710-Physics-U2 · Question 2
Question (excerpt):
2 Unpolarised light with a power of 8 W is incident on a polarising filter. What is the power of the light after passing through the filter? A 8 W B 4 W C 2 W D 0
2 Unpolarised light with a power of 8 W is incident on a polarising filter. What is the power of the light after passing through the filter? A 8 W B 4 W C 2 W D 0
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