Discussion Forum : Basic Concept Of Electricity
Question - . Ampere is the current which, if main tamed in two straight parallel conductors of infinite length, of neglible circular cross-section, and placed 1 m apart in a vacuum, would produce between these conductors a force of
Options:
A .  2 x 10-7 N/m length
B .  1 N/m length
C .  1 x 10-7 N/m length
D .  2 x 107 N/m length
Answer: Option A

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