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Questions asked by the same visitor
Which part of a film camera focuses incoming light rays? A. diaphragm B. lens C. shutter D. viewfinder
Question
Updated 258 days ago|10/11/2015 12:50:19 PM
1 Answer/Comment

The LENS focuses incoming light rays.


Added 258 days ago|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)
Question
Updated 213 days ago|11/25/2015 3:14:43 PM
1 Answer/Comment
A concave lens can only form a virtual image.
Added 213 days ago|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
Question
Updated 216 days ago|11/22/2015 5:38:04 PM
1 Answer/Comment
A solid-state component with three layers of semiconductors is a Transistor.
Added 216 days ago|11/22/2015 5:38:03 PM
This answer has been added to the Weegy Knowledgebase
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