Which of these may NOT be a useful apparatus in an optical experiment? A.optical pins B.lenses C.protractor D.crocodile clip
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Expert's answer
2015-04-07T08:42:41-0400
We may use optical pins in an optical experiment to illustrate the law of reflection, for example. Also, we can use lenses and protractor. With the help of protractor we can measure the angle of the reflected ray. Thus, the crocodile clip is not useful in an optical experiment and the correct answer is d) Crocodile clip.
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