a) T = mg + kq1q2/r2
= (7.2*9.8/1000) + (9*109)(33*58)*10-18 / (4*10-4)
= 0.07056 + 0.0430
= 0.11363 N
b) T = mg + kq1q2/r2
0.180 = 0.07056 + (9*109)(32*58)*10-18 / (d2)
d = 1.235*10-2 m = 1.235 cm
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2. -/2 pointsSerCP11 15.P.004. A small sphere of mass m 7.20 g and charge q 33.0...
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