Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Questions
>>
CBSE XII
>>
Physics
>>
Ray optics and optical instruments
Next similar question
Answer
Comment
Share
Q)
A screen is placed 90 cm from an object . The image of the object is formed by a convex lens at two different location separated by 20 cm. Determined the focal length of the lens .
$\begin{array}{1 1} 2.14\;cm \\ 0.214\;cm \\ 21.4 \;cm \\ 214 \;cm \end{array} $
Share
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1 Answer
Found
1
answer. Click to login & view.
Next Similar Question >
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...