Given the standard form for a straight line (y=mx + b) and Eq. 7, we can assume m = (L k Q 2 )/mg. Measure the length L and let g = 9.8 m/s2 and k = 9.0 x 109 N-m2 /C2 . For the mass of the puffs and needle, assume 0.05 g and 0.12 g, respectively. Solve for the charge on each puff. L=.43

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To solve for the charge on each puff we can rearrang... View the full answer