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A Galilean telescope has an objective of focal length 100 cm and magnifying power 50. The distance between the two lenses in normal adjustment will be
Options
(a) 96 cm
(b) 98 cm
(c) 102 cm
(d) 104 cm
Correct Answer:
98 cm
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- An electron of mass Mₑ, initially at rest, moves through a certain distance in a uniform
- An ideal gas expands in such a manner that its pressure and volume can be related
- A 0.5 kg ball moving with a speed of 12 m/s strikes a hard wall at an angle
- The position x of a particle with respect to time t along x-axis is given
- A circular disc rolls down an inclined plane.The ratio of rotational kinetic energy
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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A Galilean telescope has an objective of focal length 100 cm and magnifying power 50. The distance between the two lenses in normal adjustment will be
Options
(a) 96 cm
(b) 98 cm
(c) 102 cm
(d) 104 cm
Ans:
fo= 100 cm
M=50
fo/fe = 50
fe=100/fo
fe=2
L=fo-fe
L=100-2
L=98cm