IB Design Technology Topic A1.1: Ergonomics Questionbank

A designer developing safety equipment for workers in extreme environments needs to consider physiological ergonomics primarily to:

A product design team has developed a premium home office setup aimed at hybrid workers. It includes an ergonomic office chair, a height-adjustable sit-stand desk, and a keyboard and mouse system designed to reduce strain and improve posture. The designers aim to meet ergonomic standards across a wide user range. See Figures 1, 2 and 3.

What is psychology most concerned with in user-centred design?

A bank is positioning the screen and keypad of a new cash machine so that wheelchair users can operate it. A seated wheelchair user has a lower eye level and a shorter, lower forward reach than a standing adult.

The figure shows a smartphone. Two phones on sale have almost identical functions and prices, yet one greatly outsells the other. Its designers chose the colour, shape, materials, surface finish and the way the screen lights so that the phone appeals to a particular group of buyers.