Physics (AS & A Level) · May / June 2016 · Paper 42 · Question 6
9702
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6(a)[2]
lines perpendicular to surface or lines are radial lines appear to come from centre [2]
6(b)(i)[3]
FE = (1.6 × 10–19) 2 / 4πε0x2 FG = G × (1.67 × 10–27) 2 / x2 FE / FG = (1.6 × 10–19) 2 × (8.99 × 109) / [(1.67×10–27) 2 × (6.67×10–11)] = 1.2 (1.24) × 1036 [3]
6(b)(ii)[1]
FE ≫ FG [1]
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