One Rad Is

question 81

Multiple Choice

One rad is

• A) the amount of radiation that deposits 10−² J of energy into 1 kg of absorbing material.
• B) the amount of ionizing radiation that will produce 1/3 × 10−⁹ C of electric charge in 1 cm³ of air under standard conditions.
• C) the amount of radiation needed for ionization of an atom.
• D) the amount of radiation needed for dissociation of a molecule.
• E) the amount of radiation that deposits one erg of energy in 1g of material.

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Definitions:

Premium

An amount paid for an insurance policy or an amount above the nominal value of a security or investment.

Market Rates

The prevailing interest or exchange rates in the financial markets at any given time.

Premium

The amount paid for an insurance policy or an addition to the standard cost or value of something.

Discount

A deduction from the usual cost of something, or the process of determining the present value of future cash flows by adjusting for the time value of money.