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Courtesy of CRC Press/Taylor & Francis Group Products By-products Accidents Rejects Waste products B E E Simple ergosystems M HH Recycling (a) Matter Energy Information Recycling Heat Absenteeism Injuries E HM By-products Knowledge Outputs Energy (transformation) FIGURE 0.1 (a) A […]

Courtesy of CRC Press/Taylor & Francis Group Hungry? End task No Yes 001×001.ai Make sandwich Eat sandwich FIGURE 1.1 High-level description of “make cheese sandwich” task. Courtesy of CRC Press/Taylor & Francis Group Begin Prepare work area Wash and dry […]

Courtesy of CRC Press/Taylor & Francis Group Red Frequency, Hz Cosmic rays Gamma rays X-rays UV Infrared Radar Fm Tv Power lines YellowGreenViolet Blue 10 24 1022 1020 1018 1016 1014 1012 1010 108106104102 10 010×001.eps 380 400 500 600 […]

Courtesy of CRC Press/Taylor & Francis Group Wavelength Distance A tmospheric pressure Pmax Pmin 011×001.eps FIGURE 11.1 Sound is propagated in air as pressure oscillations above and below the ambient pressure. Courtesy of CRC Press/Taylor & Francis Group A BD […]

Courtesy of CRC Press/Taylor & Francis Group 012×001.tif FIGURE 12.1 The Nekker cube. Courtesy of CRC Press/Taylor & Francis Group 012×002.eps FIGURE 12.2 STROOP test stimuli. Courtesy of CRC Press/Taylor & Francis Group Books from Taylor & Francis New! Engineering […]

Courtesy of CRC Press/Taylor & Francis Group Senses Controls Effectors System processing/dynamics Display system state interface User mental processing reaction time 013×001.eps FIGURE 13.1 Display control model: the senses detect the target, it takes time to react while processing, control […]

Courtesy of CRC Press/Taylor & Francis Group Mental Mental MentalModel AND OR NOT Model Model 014×001.eps Both together Either will do Only one FIGURE 14.1 Boolean operators. Courtesy of CRC Press/Taylor & Francis Group Please Walk up one floor Walk […]

Courtesy of CRC Press/Taylor & Francis Group Feedback Hazardous process Safety constraints Hierarchical control system 015×001.eps FIGURE 15.1 Safety as problem of control (a visual summary of some key ideas from Leveson, N. 2011. Engineering a Safer World: Systems Thinking […]

Courtesy of CRC Press/Taylor & Francis Group Physical effects (none vs. any problems): z-axis acceleration 0.4 0 1 2 3 4 5 6 7 8 9 10 0.5 1.0 0.9 0.9 0.9 1.2 1.9 2.3 6.0 5.1 4.6 3.7 3.7 […]

Courtesy of CRC Press/Taylor & Francis Group (a) (b) (c) (d) FIGURE 2.1 Stability of the body parts depends on the shape of the base of support described by the position 002×001.eps of the feet: (a) unstable, (b) fairly stable […]

Courtesy of CRC Press/Taylor & Francis Group (a) (b) (c) 003×001.eps FIGURE 3.1 Anthropometric mismatches in the workplace: (a) conveyor too high, (b) hopper too high, and (c) no clearance space for the knees causing twisted sitting posture. Courtesy of […]

Courtesy of CRC Press/Taylor & Francis Group COG COG 004×001.eps FIGURE 4.1 Upright bipedal posture in a human and a chimpanzee. Note the location of the COG in relation to the hip joint. Courtesy of CRC Press/Taylor & Francis Group […]

Courtesy of CRC Press/Taylor & Francis Group C C B C B A C FIGURE 4.13 Regions of high (A), medium (B), and low (C) resolution in the visual field. A and B are pre– ferred regions for placement of […]

Courtesy of CRC Press/Taylor & Francis Group A (a) (b) B C FIGURE 5.1 Wrist posture and tendon function. (a) Extreme postures can preload the nger tendons. 005×001.eps (b)Simplied view of a exor tendon of the ngers. The tendon (A) […]

Courtesy of CRC Press/Taylor & Francis Group FIGURE 6.1 Mechanism of walking. The calf muscles plantar ex the foot and the quadriceps straightens the knee at “toe-off” to propel the body forward. The weight shifts to the left foot. The […]

Courtesy of CRC Press/Taylor & Francis Group Muscle fiber (c ) (b ) (a) Muscle Tendon Bone 007×001.eps FIGURE 7.1 Basic structure of skeletal muscle. (Adapted from Noakes, T. 1992. The Lore of Running. Oxford University Press, Cape Town. With […]

Courtesy of CRC Press/Taylor & Francis Group BMI Waist circumference (cm) Men <94 Men 94–101.9 Men ≥ 102 Women <80 Women 80–87.9 Women ≥ 88 Underweight <18.5 Should be informed of risk of underweight Healthy weight 18.5–24.9 None None Increased […]

Courtesy of CRC Press/Taylor & Francis Group Temperature C Wet bulb temperature Dew point Water vapor pressure D A B Saturated vapor pressure FIGURE 9.1 Relationship between temperature, vapor pressure, dew point, and WBT. The dew point is the 009×001.eps […]

2. ‘Time passes more quickly when you are busy’. Discuss the implications of this statement from the perspective of HFE One of the main implications of the statement are for safety in the execution of time critical tasks. Discuss with […]

Guide to Tutorials and Seminars in Human Factors and Ergonomics By RS Bridger Ph.D. www.rsbridger.com Introduction This guide accompanies the tutorial sections at the end of the chapters in the fourth edition of ‘Introduction to Human Factors and Ergonomics’. The […]

3. What are the implications of demographic change for the design of physically demanding jobs? There are a number of implications. This is one area where ‘fitting the job to the person’ is an important consideration. The design of valid […]

K30347.000 Responses and Comments Q1. Page 269. Q2. Correct caption for Figure 3 is: Figure 3 Seaside at Home? “In this bath the water can be set in motion by rocking, producing a sensation very much like the waves of […]