A Beam of Electrons Q = 1

question 92

Multiple Choice

A beam of electrons q = 1.6 × 10^-19 C) is moving through a region of space in which there is an electric field of intensity 3.4 × 10⁴ V/m and a magnetic field of 2.0 × 10^-3 T. The electric and magnetic fields are so oriented that the beam of electrons is not deflected. The velocity of the electrons is approximately

• A) 6.8 × 10⁶ m/s.
• B) 3.0 × 10⁸ m/s.
• C) 6.0 × 10^-9 m/s.
• D) 0.68 km/s.
• E) 1.7 × 10⁷ m/s.

---

Definitions:

Colon Resection

A surgical procedure involving the removal of a portion of the colon, which can be necessary for treating or managing various conditions, such as colon cancer or inflammatory bowel disease.

Turn, Breathe Deeply

A nursing directive aimed at preventing respiratory complications, encouraging patients to change positions and take deep breaths.

Leg Exercises

Physical activities or routines specifically designed to strengthen the muscles of the legs.

Bilateral Breast Reduction

A surgical procedure to reduce the size of both breasts simultaneously, often for health or cosmetic reasons.