Use the Following Figure for the Next Problem $\circ$ So That One End Lies Along the Xy Plane

question 9

Multiple Choice

Use the following figure for the next problem.
-A rectangle is bent on two sides at 90 ^$\circ$ so that one end lies along the xy plane while the other end lies along the xz plane.The length a = 10 cm and b = 30 cm.A magnetic field of strength B = 0.1 T lies in the yz plane and points at an angle $\theta$ = 30 ^$\circ$ with the y axis.The flux through the rectangle is

• A)52.0 mWb
• B)30.0 mWb
• C)41.0 mWb
• D)60.0 mWb
• E)None of these is correct.

---

Definitions:

Variable Costing

A costing method that includes only variable production costs—direct materials, direct labor, and variable manufacturing overhead—in unit product costs.

Income From Operations

Earnings derived from a company's regular business activities, excluding revenues and expenses from non-operating activities.

Break-Even Point

The level of production or sales at which revenues equal expenses, resulting in zero profit or loss.

Operating Income

Earnings before interest and taxes, presenting a company's profit from regular operational activities.