Solved

The Measured Length of a Cylindrical Laser Beam Is 12

Question 7

Multiple Choice

The measured length of a cylindrical laser beam is 12.1 meters,its measured diameter is 0.00121 meters,and its measured intensity is 1.21 * 105 W/m2.Which of these measurements is the most precise?


A) length
B) diameter
C) intensity
D) All three are equally precise.

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