2025 A Level in Design and Technology: Design Engineering H404/01 Principles of Design Engineering (Verified Question Paper With Mark Scheme Combined June 2025)

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2025 A Level in Design and Technology: Design Engineering H404/01 Principles of Design Engineering (Verified Question Paper With Mark Scheme Combined June 2025)

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68 pages

2025/2026

Institution A Level In Design And Technology

Course A Level in Design and Technology

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Monday 2 June 2025 – Morning A Level in Design and Technology: Design Engineering H404/01 Principles of Design Engineering Time allowed: 1 hour 30 minutes (Verified Question Paper With Mark Scheme Combined June 2025) INSTRUCTIONS •Use black ink. You can use an HB pencil, but only for graphs and diagrams. •Write your answer to each question in the space provided. You can use extra paper if you need to, but you must clearly show your candidate number, the centre number and the question numbers. •Answer all the questions. •Where appropriate, your answer should be supported with working. Marks might be given for using a correct method, even if your answer is wrong. INFORMATION •The total mark for this paper is 80. •The marks for each question are shown in brackets [ ]. •Quality of extended response will be assessed in questions marked with an asterisk (*). •This document has 24 pages. ADVICE •Read each question carefully before you start your answer. © OCR 2025 [603/1131/9] DC (WW/FC) 354310/2 OCR is an exempt Charity Turn over 1 Fig. 1.1 shows an electric toothbrush. Fig. 1.1 removable head thermo softening polymer casing rechargeable battery inside cordless charging port thermosetting polymer soft-grip section of casing control button battery indicator light mode indicator light (a) (i)Identify three functional reasons why the electric toothbrush has a removable head. 1....................................................................................................................................................... .......................................................................................................................................................... 2....................................................................................................................................................... .......................................................................................................................................................... 3....................................................................................................................................................... .......................................................................................................................................................... [3] (ii)Identify two properties of a thermo softening polymer that make it suitable for the casing of the electric toothbrush. Justify each of your answers. 1....................................................................................................................................................... .......................................................................................................................................................... ..........................................................................................................................................................

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Oxford Cambridge and RSA - 2025

Monday 2 June 2025 – Morning
A Level in Design and Technology:
Design Engineering
H404/01 Principles of Design Engineering
Time allowed: 1 hour 30 minutes

(Verified Question Paper With Mark
Scheme Combined June 2025)

, INSTRUCTIONS
• Use black ink. You can use an HB pencil, but only for graphs and diagrams.
• Write your answer to each question in the space provided. You can use
extra paper if you need to, but you must clearly show your candidate
number, the centre number and the question numbers.
• Answer all the questions.
• Where appropriate, your answer should be supported with working.
Marks might be given for using a correct method, even if your answer is
wrong.

INFORMATION
• The total mark for this paper is 80.
• The marks for each question are shown in brackets [ ].
• Quality of extended response will be assessed in questions marked with an
asterisk (*).
• This document has 24 pages.

ADVICE
• Read each question carefully before you start your answer.

© OCR 2025
OCR is an exempt
[603/1131/9] DC
Charity Turn over
(WW/FC) 354310/2

, 2
1 Fig. 1.1 shows an electric toothbrush.

Fig. 1.1

removable head thermosetting
polymer soft-grip
section of casing
thermo
softening
polymer
control button
casing

rechargeabl battery indicator
e battery
inside light mode

cordless charging port indicator light

(a)
(i) Identify three functional reasons why the electric toothbrush has a removable head.

1 ..........................................................................................................................................
.............

............................................................................................................................................
..............

2 ..........................................................................................................................................
.............

............................................................................................................................................
..............

3 ..........................................................................................................................................
.............

............................................................................................................................................
..............
[3]

(ii) Identify two properties of a thermo softening polymer that make it suitable for the
casing of the electric toothbrush.

Justify each of your answers.

1 ..........................................................................................................................................
.............

............................................................................................................................................
..............

............................................................................................................................................
© OCR
2025

, 3
..............

............................................................................................................................................
..............

2 ..........................................................................................................................................
.............

............................................................................................................................................
..............

............................................................................................................................................
..............

............................................................................................................................................
..............
[4]

© OCR Turn over
2025

Document information

Uploaded on: January 2, 2026
Number of pages: 68
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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