An infinite number of electric charges each equal to 5 nano-coulomb (magnitude) are placed along X-axis at 
cm, 
cm, 
cm 
cm ………. and so on. In the setup if the consecutive charges have opposite sign, then the electric field in Newton/Coulomb at 
is 
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
E = 48 × × 10 4 – 12 × × 10 4 = 36 × × 10 4 N/C
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