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Pick up the correct statement from the following : | |
A. | in astronomical telescope, the rays from the object after refraction at the objective are brought to a focus before entering the eyepiece to produce a real inverted image in front of the eye piece [Wrong Answer] |
B. | in Galileo's telescope, the rays from the object get refracted at the objective and are intercepted by the eyepiece before a real image is formed [Wrong Answer] |
C. | a line passing through the optical centre of the objective traversing through the eyepiece, is called line of sight [Wrong Answer] |
D. | all the above. [Correct Answer] |