Charge Is Distributed Uniformly Along a Long Straight Wire

question 14

Multiple Choice

Charge is distributed uniformly along a long straight wire.The electric field 2 cm from the wire is 20 N/C.The electric field 4 cm from the wire is:

• A)120 N/C
• B)80 N/C
• C)40 N/C
• D)10 N/C
• E)5 N/C