An experiment to measure the speed of light uses an apparatus similar to Fizeau's.The distance between the light source and the mirror is 10 m, and the wheel has 800 notches.If the wheel rotates at 9000 rev/s when the light from the source is extinguished, what is the experimental value for c (in m/s)?
A)2.94* 108
B)2.92 *108
C)2.88 * 108
D)2.98 * 108
E)3.01 *108

Question

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The Answer of An experiment to measure the speed of light uses an apparatus similar to Fizeau's.The distance between the light source and the mirror is 10 m, and the wheel has 800 notches.If the wheel rotates at 9000 rev/s when the light from the source is extinguished, what is the experimental value for c (in m/s)?
A)2.94* 108
B)2.92 *108
C)2.88 * 108
D)2.98 * 108
E)3.01 *108

An Experiment to Measure the Speed of Light Uses an Apparatus