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

question 12

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.At t = 0,a magnetic field of strength B = 0.1 T lies in the yz-plane and points at an angle $\theta$ = 30 ^$\circ$ and 10 ms later the field points in the opposite direction.The EMF induced in the rectangle is

• A)10.4 V
• B)6.0 V
• C)12 V
• D)8.2 V
• E)None of these is correct.

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Definitions:

Hornfels

A fine-grained metamorphic rock formed by the contact metamorphism of shale and other clay-rich rocks.

Foliation

The repetitive layering in metamorphic rocks, which occurs due to the reorientation of minerals under intense heat and pressure.

Thrust Fault

a type of reverse fault where the upper block, above the fault plane, moves up and over the lower block.

Metamorphic Rock

rock that has undergone transformation from an original form due to high pressure, high temperature, or both.