What unit is used to express the annual public dose limit in the context of dose limits?

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Multiple Choice

What unit is used to express the annual public dose limit in the context of dose limits?

Explanation:
The value used for public dose limits is expressed in millisieverts per year. The Sievert is the unit for effective dose, but because the public exposure limits are small, regulators specify them in millisieverts (mSv) rather than in whole sieverts. Gray measures absorbed dose (energy deposited per mass) and isn’t used for expressing protective dose limits. Rem is an older unit equivalent to 0.01 Sv and is largely replaced by millisieverts in modern practice. So the appropriate unit for the annual public dose limit is millisieverts.

The value used for public dose limits is expressed in millisieverts per year. The Sievert is the unit for effective dose, but because the public exposure limits are small, regulators specify them in millisieverts (mSv) rather than in whole sieverts. Gray measures absorbed dose (energy deposited per mass) and isn’t used for expressing protective dose limits. Rem is an older unit equivalent to 0.01 Sv and is largely replaced by millisieverts in modern practice. So the appropriate unit for the annual public dose limit is millisieverts.

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