A Van de Graaff generator has a spherical dome of radius 50.0 cm. Operating in dry air, where "atmospheric breakdown" is at Emax = 3.0 × 10^6 N/C, what is the maximum charge that can be held on the dome? (ke = 8.99 × 10^9 N/m2/C2)
a. 1.7E–4 C
b. 8.3E–5 C
c. 4.2E–6 C
d. 8.3E–5 C
e. 1.7E–6 C
b
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