A Proton Is Accelerated from Rest Through a Potential Difference $\sqrt { 2 }$

question 46

Multiple Choice

A proton is accelerated from rest through a potential difference V₀ and gains a speed v₀. If it were accelerated instead through a potential difference of 2V₀, what speed would it gain?

• A)8v₀
• B)4v₀
• C)2v₀
• D)v₀ \(\sqrt { 2 }\)

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Definitions:

Entropy

A measure of the disorder or randomness in a system, often related to the number of available states a system can occupy.

% Conversion

The percentage indicating how much of the reactants have been transformed into products in a chemical reaction.

ΔG°

The change in standard Gibbs free energy during a chemical reaction, indicating spontaneity at standard conditions.

Enthalpy

A thermodynamic quantity equivalent to the total heat content of a system. It is equal to the internal energy of the system plus the product of pressure and volume.