City Guilds Model Questions Vol1 2023 Engineering Question 37

Practice objective / multiple choice question 37 from the 2023 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2023 Engineering Objective / Multiple Choice Medium Difficulty
Question 37 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2023 • ENGINEERING • objective

A solvent used in a workshop has a TLV‑TWA (time‑weighted average) of 50 ppm. A worker is exposed to 80 ppm for the first 2 hours of an 8‑hour shift and to 30 ppm for the remaining 6 hours. The solvent also has a STEL (short‑term exposure limit) of 100 ppm for any 15‑minute period. Does the worker's exposure comply with both the TLV‑TWA and the STEL?

Answer Options

A. No, the exposure exceeds the TLV‑TWA but meets the STEL.
Correct Answer B. Yes, the exposure complies with both limits.
C. No, the exposure exceeds both the TLV‑TWA and the STEL.
D. Yes, the exposure meets the TLV‑TWA but exceeds the STEL.
Correct Answer
B
Correct Option:
Yes, the exposure complies with both limits.

About This Question

This is City Guilds Model Questions Vol1 2023 Engineering Question 37. It is one of the objective questions from the 2023 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Medium .

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