An object is placed 36cm from a converging lens of focal length 24cm.If a real image which is 4cm high is formed, Calculate the height of the object.
a
2.0cm
b
4.0cm
c
6.0cm
d
8.0cm
e
10.0cm
Explanation
Correct Option
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Discussions (5)

Oluwadarasimi002
10 years ago
answer is correct.using 1/f=1/v + 1/u.find v first u ve been given u n f in d question.den u use v/u=image height/ object height.so ur v will be 72 aftet solving.den using d formula.iy will be 72/36=4/object height.so cross multiply ur answer will be 2.hope dt helps.

Godspowerolamide
10 years ago
Pls I need an explanation to this question..... I don't think it's correct


