adelalynne880 adelalynne880
  • 11-03-2024
  • Physics
contestada

A concave lens magnifies an object 2.50 times when the object is placed 10.0 cm from the front of the lens. The focal length of the lens is:
a. −4.0cm
b. −12.5cm
c. 4.0cm
d. 12.5cm

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