An Alpha Particle Is Emitted from a Radioactive Source with an Energy

question 37

Multiple Choice

An alpha particle is emitted from a radioactive source with an energy of 5 MeV.How fast is it moving (in m/s) ? (m = 4.002603 u, 1 u = 1.66 * 10-27 kg.)

• A)2.4 * 107
• B)1.6 * 107
• C)3.7 * 107
• D)4.6 * 107
• E)2.1 * 107

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Definitions:

Semiannual Interest

Interest that is computed and disbursed semi-annually, commonly linked with loans or bonds.

Journal Entry

A record of financial transactions entered in a journal, a fundamental part of the double-entry bookkeeping system.

Carrying Value

Carrying value, or book value, is the net amount at which an asset or liability is valued on a balance sheet, factoring in its original cost minus depreciation, amortization, or impairment costs.