Multiple Choice
Because the light created by a flash moves away from the flash source it appears to disappear; for instance, the light from a single flash illuminates a subject 20 feet away slightly, 10 feet adequately, and 5 feet too brightly. This is known as:
A) Cave theory
B) Concentric zone theory
C) Photo-Burst law
D) Inverse square law
Correct Answer:
Verified
Correct Answer:
Verified
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