Question

Multiple Choice Questions

5. At what distance a watch maker must hold his lens from the watch?
a. at the focal length
b. at less than focal lengh
c. at more than the focal length d. at zero distance​

Answer 1

Answer:

A. At the focal length.

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Answer 2

Answer:

heya!!

Explanation:

At what distance a watch maker must hold his lens from the watch?

a. at the focal length

b. at less than focal lengh

c. at more than the focal length d. at zero distance​

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mark as brianliest!!!