Factors Which Determine Protective Barrier Thickness Include

question 27

Multiple Choice

Factors which determine protective barrier thickness include:
1. time of occupancy (T)
2. workload (W)
3. use (U)

• A) 1 only
• B) 2 and 3 only
• C) 1 and 2 only
• D) 1, 2 and 3

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Definitions:

Sum

The result of adding two or more numbers or expressions together.

Polynomials

Algebraic expressions consisting of variables and coefficients, constructed from operations of addition, subtraction, multiplication, and non-negative integer exponents of variables.

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A combination of numbers, variables, operators, and sometimes parentheses that represents a value or quantity.

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A way of expressing numbers that uses a decimal point to separate the whole part from the fractional part.