IGCSE Design & Technology (0445) — May–June 2025, Paper 41
12 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →(a) Name two fossil fuels.
Answer this question and get it marked →Name the type of structure shown in Fig. 2.1. Fig. 2.1 is a photograph of a large wooden water wheel mounted on a timber framework support.
Answer this question and get it marked →Give one reason for using triangulation in a structure.
Answer this question and get it marked →Describe, using examples, the following forces that can act on a structure. tension torsion static load
Answer this question and get it marked →Explain why spur gears are used to transmit motion in a mechanism.
Answer this question and get it marked →Describe how two shafts can be made to rotate in the same direction using spur gears.
Answer this question and get it marked →Use sketches and notes to show a parallel linkage.
Answer this question and get it marked →Complete Fig. 8.1 by naming the electronic symbols. Fig. 8.1 shows four circuit-symbol boxes, each with a blank naming line beneath: Symbol 1 Symbol 2 Symbol 3 Symbol 4 --- ---…
Answer this question and get it marked →Complete Fig. 9.1 by arranging the resistance values from the lowest value on the left to the highest value on the right. The values to arrange are: 4.7 kΩ, 3 MΩ, 100 kΩ, 82 R.…
Answer this question and get it marked →(a)(i) Name the force acting on each of the steel rods.
Answer this question and get it marked →(a) Fig. 11.1 shows two views of a badge-making machine which is used to press a clear plastic sheet over a paper badge and badge blank. View A shows the machine at rest, with a…
Answer this question and get it marked →(a) The conveyor belt circuit includes several components that have to be fitted the correct way around. (a)(i) State one method of identifying the negative leg (cathode) on the…
Answer this question and get it marked →