If the Electric Field in a Plane Electromagnetic Wave Is

question 66

Multiple Choice

If the electric field in a plane electromagnetic wave is along the y axis and its magnitude is given by E_m sin (kx + t) in SI units, then the magnetic field is along the z axis and its magnitude is given by:

• A)(E_m/c)cos (kx + t)
• B)-(E_m/c)cos (kx + t)
• C)(E_m/c)sin (kx + t)
• D)-(E_m/c)sin (kx + t)
• E)E_m cos (kx + t)

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Definitions:

Schizophrenia

A long-term mental disorder involving a breakdown in the relation between thought, emotion, and behavior, leading to faulty perception, inappropriate actions and feelings, withdrawal from reality into fantasy and delusion, and a sense of mental fragmentation.

Dissociative Disorder

A mental health condition that involves experiencing a disconnection and lack of continuity between thoughts, memories, surroundings, actions, and identity.

Fugue State

A rare psychiatric disorder characterized by reversible amnesia for personal identity, including the memories, personality, and other identifying characteristics of individuality.

Memory Loss

The inability to remember information or experiences, which can be temporary or permanent, and is often associated with aging, trauma, or brain conditions.