Physics, 14.09.2019 07:10 cjjjjjjjjjjjjj
Apinhole camera is just a rectangular box with a tiny hole in one face. the film is on the face opposite this hole, and that is where the image is formed. the camera forms an image without a lens. a certain pinhole camera is a box that is 20.0 cmsquare and 22.0 cm deep, with the hole in the middle of one of the 20.0 cm × 20.0 cm faces. if this camera is used to photograph a fierce chicken that is 18.0 cm high and 2.00 m in front of the camera, how large is the image of this bird on the film? what is the magnification of this camera?
Answers: 3
Physics, 22.06.2019 08:00, jhanes1983
Ms. hidalgo opens the door to her classroom. her classroom is 60 degrees and the air outside is 80. predict what will happen using your knowledge of how heat flows.
Answers: 2
Physics, 22.06.2019 18:00, skylarleannjone2751
The protons in a nucleus are approximately 2 ✕ 10^−15 m apart. consider the case where the protons are a distance d = 1.93 ✕ 10^−15 m apart. calculate the magnitude of the electric force (in n) between two protons at this distance.
Answers: 1
Apinhole camera is just a rectangular box with a tiny hole in one face. the film is on the face oppo...
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