Calculate the distance of object from a convex lens having a focal length of 15cm if the magnification is 3 and the image is real .
Answers
Answered by
0
Answer:
we know that m= v/u
v= mu
1/f = 1/u + 1/v
1/f = 1/u + 1/3u
f= 3u/4
60 = 3u
u = 20 cm.
Answered by
1
Answer:
we know that m= v/u
v= mu
1/f = 1/u + 1/v
1/f = 1/u + 1/3u
f= 3u/4
60 = 3u
u = 20 cm.
Explanation:
Similar questions