Physics, 13.08.2019 12:10 backu1477

Power of the lens is -40 its focal length is ? ?
a) 4m
b) -40m
c)-0.25m
d) -25m

Answers: 2

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Power of the lens is -40 its focal length is ? ?
a) 4m
b) -40m
c)-0.25m
d) -25m...