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

question 24

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:

Legal Reserve Requirement

A regulation set by central banks determining the minimum amount of reserves that must be held by a financial institution, usually a percentage of deposits.

Federal Funds Rate

The interest rate at which depository institutions trade federal funds (balances held at Federal Reserve Banks) with each other overnight.

Required Reserves

The minimum amount of funds that a bank must hold in reserve against deposit account liabilities, as mandated by the central bank, to ensure bank liquidity.

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Bank accounts that allow the holder to withdraw funds without advance notice, such as checking accounts.