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Home Q & A Board Science-Related Homework Help Physics
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Brelou Brelou
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7 years ago
A concave mirror has a focal length of 20 cm. A paraxial beam of light coming from a distant object forms its image at the focal point. If a small plane mirror is placed at the center of curvature with its reflecting side facing the focal point, where is the final image?
A) 3 cm in front of the mirror
B) 40 cm in front of the mirror
C) 50 cm in front of the mirror
D) 60 cm in front of the mirror
E) 70 cm in front of the mirror
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Physics

Physics


Edition: 4th
Author:
Read 145 times
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Quantum physics thus reveals a basic oneness of the universe.
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Raj.SRaj.S
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7 years ago
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Brelou Author
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7 years ago
This site is awesome
Gamiung3657
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Just got PERFECT on my quiz
jbag1237
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2 hours ago
Smart ... Thanks!
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