Exercise 1.

Identify four non-mechanial hazards that may be encountered on woodworking machines and outline the possible health and safety effects from exposure in each case.

Exercise 2. A carpenter is using a hammer and chisel to cut out a recess in a wooden door.

(i) Identify four unsafe conditions, associated with the tools, which could affect the safety of the carpenter.

(ii) Outline suitable control measures for minimizing the risk to the carpenter when using the tools.

Identify two mechanical hazards associated with moving parts of a machinery and two non-mechanical hazards to which a machine operator may be exposed.

4. >How can we assess the probabaility of Risk? Write note on the same

5. >Write one example for each of the following Mechanical Hazards

1. Ergonomics is defined as

A. The research and analysis of the mechanics of living organisms.

B. The measurement and collection of data concerning the different sizes of men, women, and children.

C. The research and analysis of the mechanics of living organisms.

D. The application of scientific information concerning the relationship of human beings to the design of objects, systems, and environments.

2. Anthropometrics is defined as The research and analysis of the mechanics of living organisms.

A. A comparative measure of poverty, literacy, education, life expectancy, childbirth, and other factors for countries worldwide.

B. The measurement and collection of data concerning the different sizes of men, women, and children.

C. The application of scientific information concerning the relationship of human beings to the design of objects, systems, and environments.

D. The consideration of human beings in the creation of products, equipment, and environments

3. Which design consideration does not apply to motorcycle helmets?

A. Range of sizes

B. Adjustability

C. Suitable for 50th percentile

D. Safety

4. Which percentile range would be used in designing a seat for a mass-produced car?

A. 5th

B. 5th95th

C. 95th

D. 50th

5. What needs to be considered when designing the controls of a car? I. Psychological factors II. Physiological factors III. Anthropometric factors

A. I only

B. II only

C. III only

D. I, II, and III

6. Which is not an ergonomic consideration in the design of a car?

A. The internal air conditioning system

B. The adjustability of the steering wheel

C. The engine size of the car

D. Seat dimensions

7. The use of solar power to replace batteries as the energy source for torches is an example of

A. Planned obsolescence.

B. Life cycle analysis.

C. Fashion.

D. Social responsibility of the designer.