An Electron Is Accelerated from Rest by an Electric Field $\times$

question 32

Multiple Choice

An electron is accelerated from rest by an electric field.After the acceleration,the electron is injected into a uniform magnetic field of 1.27 $\times$ 10^-3 T.The velocity of the electron and the magnetic field lines are perpendicular to one another.The electron remains in the magnetic field for 5.00 $\times$ 10^-9 s.The angle between the initial electron velocity and the final electron velocity is

• A)1.1 rad
• B)5.8 \(\times\) 10^-2 rad
• C)8.68 \(\times\) 10^-2 rad
• D)6.5 \(\times\) 10^-2 rad
• E)2.3 rad

---

Definitions:

Risk-averse

Describes individuals or entities that prefer to avoid risk and choose the option with the least uncertainty and potential for loss.

Subjective Probabilities

Probabilities based on personal judgment and beliefs rather than objective data or mathematical calculations.

Blackjack

A casino card game where players attempt to reach a hand value as close to 21 as possible without exceeding it.

Standard Deviation

A statistical measure that quantifies the variation or dispersion of a set of data values.