A Wire 1 Mm in Diameter Is Connected to One

question 66

Multiple Choice

A wire 1 mm in diameter is connected to one end of a wire of the same material 2 mm in diameter of twice the length.A voltage source is connected to the wires and a current is passed through the wires.If it takes time T for the average conduction electron to traverse the 1-mm wire,how long does it take for such an electron to traverse the 2-mm wire?

• A)T/4
• B)T
• C)4T
• D)8T

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Definitions:

Purely Competitive

Refers to a market structure characterized by a large number of small firms, a homogeneous product, and very easy entry and exit.

Supply Curve

A chart that illustrates the connection between a product's price and the quantity that producers are ready to offer.

Economic Efficiency

A condition in which every resource is optimally allocated to serve each individual or entity in the best way while minimizing waste and inefficiency.

Market Supply Curve

A graphical representation that shows the quantity of goods that producers are willing and able to sell at various prices over a given period.