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Physics, 06.10.2019 19:00 asdf334asdf334
Under which condition does a light ray striking a concave mirror reflect off parallel to the principle axis ?
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Physics, 22.06.2019 11:00, kayla65u
I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.
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Under which condition does a light ray striking a concave mirror reflect off parallel to the princip...
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