SOLUTION: 68.) Telephoto lens. Use the formula below to find the image distance i for an object that is 2,000,000 mm from a 250-mm telphoto lens. 1/f = 1/o + 1/i

Algebra ->  Test -> SOLUTION: 68.) Telephoto lens. Use the formula below to find the image distance i for an object that is 2,000,000 mm from a 250-mm telphoto lens. 1/f = 1/o + 1/i       Log On


   

Question 164393This question is from textbook Elementary and Intermediate
: 68.) Telephoto lens. Use the formula below to find the image distance i for an object that is 2,000,000 mm from a 250-mm telphoto lens.
1/f = 1/o + 1/i
 This question is from textbook Elementary and Intermediate

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1%2F250=1%2F2000000%2B1%2Fi
1%2Fi=1%2F250-1%2F2000000
1%2Fi=8000%2F2000000-1%2F2000000
1%2Fi=7999%2F2000000
i=2000000%2F7999
or approximately i=250 mm.