ME 09 L-23-INDUSTRIAL SAFETY ENGINEERING OCTOBER 2012 (2009 Admissions)

SUBJECT - INDUSTRIAL SAFETY ENGINEERING

CODE -  09 L-23

SEMESTER - SEVENTH

BRANCH - ME

UNIVERSITY - CALICUT

YEAR - 2012

Part A

Answer all Questions

1.Give the ground rules and assumptions for FMECA.

2.What are the factors in lethality of an electric shock ?

3.Define occupational hygiene.

4.What is TLV ?

5.List out the variations of MTBF. 

(5x2=10 marks)

Part B

Answer any four questions,

6.What is an-accident ? What are the type of accidents ? What are the common causes for accidents ?

7.Explain the steps of a safety audit.

8.What are the methods to control noise pollution ?

9.Sketch and explain any two types of portable fire extinguishers.

10.What are the major toxic releases into atmosphere ? Explain the methods to prevent and reduce these releases.

11.What is meant by failure rate ? Explain the factors determining failure rate ? How failure rate affects the reliability of the system ?

(4x5=20 marks)

Part C

Answer all questions

12.What are the major acts established by India for industrial safety ? Explain.

Or

13.What is HAZOP ? Illustrate HAZOP with an example.

14.How will you evaluate Industrial hygiene of a work environment ? Explain each steps.

Or

15.Explain the safety features of the given portable tools :

(a)Portable drill.

(b)Portable grinder.

(c)Heat gun.

(d)Power wrench.

(e)Circular saw.

16.Explain Gaussian Dispersion Model.

Or

17.With a neat sketch explain the function of a cyclone separator.

18.What is meant by operational reliability ? Explain the process of reliability operational assessment

Or

19.Give short notes and distribution function curves of:

(a)Weibull distribution.

(b)Gamma distribution.

(c)Lognormal distributions.

(4x10=40 marks)

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