A Proton Moving with a Velocity of 4

question 101

Multiple Choice

A proton moving with a velocity of 4.0 × 10⁴ m/s enters a magnetic field of 0.20 T.If the angle between the velocity of the proton and the direction of the magnetic field is 60°,what is the magnitude of the magnetic force on the proton? (e = 1.60 × 10^-19C)

• A)1.8 × 10^-15 N
• B)0.60 × 10^-15 N
• C)1.1 × 10^-15 N
• D)2.2 × 10^-15 N

---

Definitions:

Chloroplast

A organelle found in plant cells and other eukaryotic organisms that conducts photosynthesis, absorbing sunlight and converting it into energy.

Internal Structures

are the complex arrangements or composites of physical components within an organism or object, which contribute to its form and functionality.

Organelles

Specialized structures within cells that perform distinct processes necessary for the cell's life, such as mitochondria, ribosomes, and the nucleus.

Motion

The change in position of an object with respect to time and its surrounding environment.