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Challenging physics question
Global Update
Admin Admin
31-12-2015 09:12:00 +0000Today we'll go over a challenging physics question. This question focuses on the concept of waves and/or optics. Less than 10% of test takes managed to get these particular questions right on the test. See if you can solve it?
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frequency, f =velocity/lands:: frequency=? lands=15cm=0.15m velocity=300 300/0.15 ={2000}Hz..so c is the answer.
0 31-12-2015 09:40:00 +0000
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