The Mass of a Proton at Rest Is M

question 2

Multiple Choice

The mass of a proton at rest is m_. If the proton is moving so fast that its total energy is three times its rest energy,then what is the kinetic energy of the proton?

• A)mc²
• B)2mc²
• C)3mc²
• D)4mc²

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Definitions:

Common Stock

Equity security representing ownership in a corporation, providing voting rights and a share in profits through dividends.

Paid in Excess

Funds received by a company over and above the par value of its stock, often recorded as additional paid-in capital on the balance sheet.

Retained Earnings

Profits that a company retains for reinvestment in its operations, rather than distributing to shareholders as dividends.

Stock Repurchases

The act of a company buying back its own shares from the marketplace, potentially to increase the value of remaining shares.