The insulation property of air breaks down at 
volt/meter. The maximum charge that can be given to a sphere of diameter 
is approximately (in coulombs)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
∴ ∴ 
q should be less than 2.0833 × × 10 –3 . In the given set of options 2 × × 10 –3 is the maximum charge which is smaller than 2.0833 × × 10 –3 .
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