Question

question 16 (1 point)
a 4\ iron pipe has an outside radius of 2-1/4\. what is the circumference?

9.42 inches
12.56 inches
14.13 inches
28.26 inches

question 17 (1 point)
which whmis symbol indicates a flammable product?

gas cylinder
flame
health hazard
environment

question 18 (1 point)
which insulation is rigid, moisture-proof, and contains sealed glass cells?

Explanation:

Calculate the circumference of the pipe

$$
LATEXBLOCK0
$$

Identify the WHMIS symbol for a flammable product

$$ \text{Flammable product} ightarrow \text{Flame} $$

Identify the rigid, moisture-proof insulation with sealed glass cells

$$ \text{Rigid, moisture-proof, sealed glass cells} ightarrow \text{Cellular glass (Foamglas)} $$

Answer:

Question 16

• (A) 9.42 inches
• (B) 12.56 inches
• (C) 14.13 inches (Correct answer)
• (D) 28.26 inches

Question 17

• (A) Gas cylinder
• (B) Flame (Correct answer)
• (C) Health hazard
• (D) Environment

Question 18

• (A) Cellular glass (Correct answer)