A Long Solenoid of Radius 3 Cm Has 1100 Turns $\times$

question 49

Multiple Choice

A long solenoid of radius 3 cm has 1100 turns per m.If the solenoid wire carries a current of 1.5 A,then calculate the magnetic field inside the solenoid.

• A)2.1 \(\times\) 10^-3 T
• B)1.0 \(\times\) 10^-3 T
• C)1.7 \(\times\) 10^-4 T
• D)7.0 \(\times\) 10^-2 T
• E)none of the above

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Definitions:

Pricing Behavior

The strategies and practices employed by sellers in setting and adjusting prices of goods and services.

Kinked-Demand Curve

A demand curve that has a flatter slope above the current price than below the current price. Applies to a noncollusive oligopoly firm if its rivals will match any price decrease but ignore any price increase.

Elastic Demand

A situation where the quantity demanded of a good or service changes significantly due to a change in its price.

Marginal Revenue Curve

A curve that shows the change in total revenue resulting from selling one additional unit of a product or service.