By What Factor Is the Self-Inductance of an Air Solenoid

question 25

Multiple Choice

By what factor is the self-inductance of an air solenoid changed if its length and number of coil turns are both tripled?

• A)1/3
• B)3
• C)6
• D)9

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Variable Expenses

Expenses that vary in relation to a company's operations.

Fixed Expenses

Expenses that remain constant regardless of production or sales volume, including items like lease payments, employee wages, and insurance costs.

Financial Advantage

The benefit gained from making economic decisions that result in increased wealth or financial health.

Average Cost

A method of cost valuation that calculates the cost of goods sold and inventory based on the average cost of all similar items in inventory.