What is the tube length of a compound microscope?
- AThe distance between the focal point of the objective and the focal point of the eyepiece.
- BThe distance between the objective lens and the eyepiece lens.
- CThe distance between the image formed by the objective and the eyepiece.
- DThe total length of the microscope body.
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Similar Questions
The length of the compound microscope is $15 \ cm$. The magnifying power for a relaxed eye is $25$. If the focal length of the eye lens is $6 \ cm$,then the object distance for the objective lens will be: (in $cm$)
In a compound microscope,the focal length of the objective and eyepiece lens is $4\,cm$ and $8\,cm$ respectively. If the length of the tube is $30\,cm$,then the magnifying power for normal adjustment is:
Medium
View SolutionWhat are the objective and the eye-piece in an optical instrument?
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View SolutionThe focal length of the objective lens and the eyepiece of a microscope are $2 \, cm$ and $5 \, cm$ respectively,and the distance between them is $20 \, cm$. Find the distance of the object from the objective lens when the final image is seen by the eye at $25 \, cm$ from the eyepiece.
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View Solution$A$ compound microscope consists of an eyepiece of focal length $6.25 \, cm$ and an objective lens of focal length $2.0 \, cm$,separated by a distance of $15 \, cm$. What is the magnifying power when the final image is formed at infinity?
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