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In an astronomical telescope in normal adjustment a straight black line of length L is drawn on insidepart of objective lens.The eyepiece forms a real image of this line.The length of this
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The final image formed by an astronomical telescope is:A. real and erectB. virtual and erect.C. real and inverted D. virtual and inverted
![Draw the ray diagram of an astronomical telescope showing image formation in the normal adjustment position. Write the expression for its magnifying power. Draw the ray diagram of an astronomical telescope showing image formation in the normal adjustment position. Write the expression for its magnifying power.](https://cdn.entrance360.com/media/uploads/2020/02/27/96945.jpg)