A Conducting Rod Whose Length Is ℓ = 25 Cm

question 15

Multiple Choice

A conducting rod whose length is ℓ = 25 cm is placed on a U-shaped metal wire that is connected to a lightbulb having a resistance of 8.0 Ω as shown in the figure. The wire and the rod are in the plane of the page. A constant uniform magnetic field of strength 0.40 T is applied perpendicular to and out of the paper. An external applied force moves the rod to the left with a constant speed of 12 m/s. What are the magnitude and direction of the induced current in the circuit?

• A)150 mA clockwise
• B)150 mA counterclockwise
• C)34 mA counterclockwise
• D)34 mA clockwise
• E)100 mA clockwise

---

Definitions:

Outpatient Therapy

A form of treatment where patients receive care or therapy without being admitted to a hospital.

Psychoanalysis

A therapeutic method developed by Sigmund Freud, focusing on exploring unconscious desires and conflicts to understand and treat psychological disorders.

Psychotropic Drugs

Medications that affect the mind, emotions, or behavior by altering the chemistry of the brain.

Mental Institutions

Facilities designed for the treatment, care, and support of individuals with mental illnesses, historically referred to as asylums.