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Which part of a film camera focuses incoming light rays? A. diaphragm B. lens C. shutter D. viewfinder
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Expert Answered
Updated 10/11/2015 12:50:19 PM
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The LENS focuses incoming light rays.


Added 10/11/2015 12:50:19 PM
This answer has been confirmed as correct, not copied, and helpful.
Which index of refraction represents the least optically dense material? A. 1.52 B. 1.12 C. 1.46 D. 1.47
Weegy: B. 1.12 User: A concave lens can only form a A. real image. B. reversed image. C. virtual image. D. magnified image (More)
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Expert Answered
Updated 11/25/2015 3:14:43 PM
1 Answer/Comment
A concave lens can only form a virtual image.
Added 11/25/2015 3:14:43 PM
A solid-state component with three layers of semiconductors is a(an) A. transistor. B. diode. C. vacuum tube. D. resistor
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Expert Answered
Updated 11/22/2015 5:38:04 PM
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A solid-state component with three layers of semiconductors is a Transistor.
Added 11/22/2015 5:38:03 PM
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