IGCSE Design & Technology (0445) — October–November 2024, Paper 43

Fig. 1.1 shows a wooden door frame ready to be placed in a building, with a diagonal part A. Use words from the list to complete the description of the wooden door frame (nails /…

Composite materials can be used in the construction of beams. (a) Give one example of a composite material.

Give two reasons why products that can be disassembled are good for the environment.

Fig. 4.1 shows a car handbrake lever (pivot at point X, handbrake cable). (a) Describe how friction in the pivot at point X can be reduced.

Give two reasons for choosing spur gears to drive a mechanism.

Fig. 6.1 shows two spur gears - a large drive gear A meshing with a smaller driven gear B. State two effects of using the spur gears shown in Fig. 6.1.

Fig. 7.1 gives examples of electronic components and symbols. Draw lines to connect the component name to the correct symbol (one has been done: diode). Components: capacitor,…

A microswitch has three terminals marked C, NC and NO. State the meaning of these letters.

(a) Fig. 9.1 shows a building with scaffolding in position. (a)(i) Give one example of each type of manufactured structure that is visible in Fig. 9.1: Frame structure ......;…

(a) Fig. 10.1 shows a mechanism used to raise or lower a gate on a waterway (a shaft with a square taper; parts X and Y). (a)(i) State the names of parts X and Y that are used in…

(a) Fig. 11.1 shows two possible designs for a printed circuit board (PCB) to be made using the photoetch process (designs A and B). (a)(i) Give one reason why design A is better…