Nebosh Igc Questions and Answers 1998-2005

THE NATIONAL EXAMINATION BOARD IN OCCUPATIONAL SAFETY AND HEALTH

NATIONAL GENERAL CERTIFICATE IN OCCUPATIONAL SAFETY AND HEALTH

PAPER A1: IDENTIFYING AND CONTROLLING HAZARDS

JUNE 1998
Answer ALL questions Time Allowed: 2 hours

Section 1This section contains ONE question. You are advised to spend approximately HALF AN HOUR on it. The maximum marks for each part of the question are shown in brackets.|
1|(a)|Define the term `ergonomics'.|(2)|
|(b)|Outline the possible effects on health that may be caused by the poor ergonomic design of visual display unit (VDU) workstations.|(4)|
|(c)|Outline the main factors to be considered in an ergonomic assessment of a workstation to be used by a VDU operator.|(14)|
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Section 2This section contains TEN question. You are advised to spend approximately ONE AND A HALF HOURS on it. The maximum marks for each question, or part of a question are shown in brackets.|
2||Provide sketches to show clearly the nature of the following mechanical hazards from moving parts of machinery: ||
|(i)|entanglement|(2)|
|(ii)|crushing|(2)|
|(iii)|drawing-in|(2)|
|(iv)|shear.|(2)|
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3|(a)|Outline the main factors to be considered in the siting of fire extinguishers.|(4)|
|(b)|Outline the inspection and maintenance requirements for fire extinguishers in the workplace.|(4)|
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4||Explain the meaning of the following terms in relation to noise control||
|(i)|silencing|(2)|
|(ii)|absorption|(2)|
|(iii)|damping|(2)|
|(iv)|isolation.|(2)|
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5||Outline a procedure for the safe lifting of a load by the use of a crane, having ensured that the crane has been correctly selected and positioned for the job.|(8)|
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6|(a)|Define the term `target organ' within the context of occupational health. |(2)|
|(b)|Outline the personal hygiene practices that should be followed to reduce the risk of ingestion of a hazardous substance.|(6)|
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7||Identify FOUR different types of hazard that may necessitate