Physics, asked by RohitNayak4761, 9 months ago

If power of length is -4.5d .What is d focal length

Answers

Answered by arenarohith

1

Answer:

P=1/focal length

FOCAL LENGTH = 1/POWER

FL = 1 / 4.5

FL=0.22 METRE (OR) 22 CM

HOPE..IT..HELPS..!!

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