A Charged Particle Enters a Region of Magnetic Field at a Speed

question 35

Multiple Choice

A charged particle enters a region of magnetic field at a speed of 2.8 $\times$ 10⁴ m/s, at an angle of 37 degrees relative to the magnetic field direction.What will be the magnitude of the component of the particle's velocity that is parallel to the magnetic field while it is in this region?

• A) Insufficient information is given.
• B) 2.2 \(\times\) 10⁴ m/s
• C) 2.1 \(\times\) 10⁴ m/s
• D) 1.7 \(\times\) 10⁴ m/s
• E) 2.8 \(\times\) 10⁴ m/s

---

Definitions:

Macro

A macro in programming refers to a set of instructions that are represented as a single instruction to be expanded by a preprocessor before compilation.

Execution Speed

The rate at which a computer or a program processes instructions, often measured in instructions per second or cycles per second.

Command-line Arguments

Parameters that are passed to a program at the time it is invoked, usually from a terminal or command prompt.

Main() Function

The primary entry point of execution for C and C++ programs, where the execution of the program begins.