Download GTU BE/B.Tech 2017 Winter 7th Sem Old 173502 Safety And Hygiene In Chemical Industries Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2017 Winter 7th Sem Old 173502 Safety And Hygiene In Chemical Industries Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER?VII(OLD) ? EXAMINATION ? WINTER 2017
Subject Code: 173502 Date: 18/11/2017
Subject Name: Safety & Hygiene in Chemical Industries
Time: 10:30 AM to 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) What are the modes of entry of toxic chemicals into human body and ways of
Inhibiting each of them?
07
(b) Distinguish Pluff and Plume Model of dispersion. 07

Q.2 (a) Explain Bhopal disaster with reasons of its occurrence and suggests ways to
prevent such disaster?
07
(b) How to construct a flammability diagram? 07
OR
(b) Discuss Dow fire and explosion index (DF&EI). 07

Q.3 (a) Discuss detonation and deflagration in details with neat and clean diagram. 07
(b) Explain Dose vs Response curve in details. 07
OR
Q.3 (a) List out the methods used for qualitative risk analysis? Explain HAZOP in
detail.
07
(b) Write a brief note on Material safety Data sheet (MSDS). 07

Q.4 (a) What are the different pressure relief devices? Explain any two with neat
sketch.
07
(b) Explain various fire and explosion characteristics of materials. 07
OR
Q.4 (a) What do you mean by Isopleths? Explain steps to determine isopleths with neat
and clean diagram.
07
(b) Write a brief note about Threshold limit value (TLV). 07

Q.5 (a) What is the significance of ERPG? Give stepwise method to determine
Chemical Exposure Index?
07
(b) Write a brief note on the release mitigation procedure and release mitigation
approaches?
07
OR
Q.5 (a) What is dense gas? Discuss Britter and McQuaid dense gas dispersion model. 07
(b) Describe various methods used for accident and loss measurement. 07

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