Two Parallel Wires, 4 Cm Apart, Carry Currents of 2

question 18

Multiple Choice

Two parallel wires, 4 cm apart, carry currents of 2 A and 4 A respectively, in the same direction.The force per unit length of one wire on the other is:

• A)1*10^-3 N/m, repulsive
• B)1 * 10^-3 N/m, attractive
• C)4 *10^-5 N/m, repulsive
• D)4 *10^-5 N/m, attractive
• E)none of these

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Definitions:

Aggregate Supply

The overall quantity of products and services that companies in a country's economy intend to sell over a set duration.

Wealth Effect

The change in consumer spending and economic behavior that results from a change in perceived wealth, often due to asset price fluctuations.

Real Balances Effect

The change in consumption and savings behavior resulting from an alteration in purchasing power due to inflation or deflation.

Financial Assets

Economic resources or ownership rights that are intangible and represent a claim to future payments, such as stocks, bonds, or bank deposits.