A Conducting Loop Has an Area of 0

question 9

Multiple Choice

A conducting loop has an area of 0.065 m² and is positioned such that a uniform magnetic field is perpendicular to the plane of the loop. When the magnitude of the magnetic field decreases to 0.30 T in 0.087 s, the average induced emf in the loop is 1.2 V. What is the initial value of the magnetic field?

• A)0.42 T
• B)0.75 T
• C)0.87 T
• D)1.2 T
• E)1.9 T

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Definitions:

Vastus Lateralis

The Vastus Lateralis is one of the four muscles of the quadriceps group, located on the side of the thigh, primarily responsible for extending the knee.

Vastus Medialis

A muscle located in the thigh, part of the quadriceps group, which plays a crucial role in knee extension.

Thenar Muscles

The thenar muscles are a group of muscles on the palm of the hand, primarily responsible for the movements of the thumb.

Hypothenar Muscles

A group of muscles in the palm of the hand responsible for the movement of the little finger.