The Charge Per Unit Length on an Insulator Is 6

question 49

Multiple Choice

The charge per unit length on an insulator is 6.2 μC/m.On a 2.0-m length of this material,what is the difference in the number of electrons and the number of protons?

• A)There are 7.8 × 10¹³ more electrons than protons.
• B)There are 7.8 × 10¹³ more protons than electrons.
• C)There are 3.9 × 10¹³ more protons than electrons.
• D)There are 3.9 × 10¹³ more electrons than protons.

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