Oxford Cambridge and RSA
Monday 11 October 2021 – Morning
A Level in Design and Technology:
Design Engineering
H404/01 Principles of Design Engineering
Time allowed: 1 hour 30 minutes
* 8 9 4 8 5 4 7 3 3 4 *
You can use:
• a ruler (cm/mm)
• a scientific calculator
• geometrical instruments
* H 4 0 4 0 1 *
Please write clearly in black ink. Do not write in the barcodes.
Centre number Candidate number
First name(s)
Last name
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 2021 [603/1131/9] OCR is an exempt Charity
DC (NF/CB) 300553/6 Turn over
, 2
Answer all the questions.
1 Fig. 1.1 shows a cordless electric screwdriver.
epicyclic gearbox motor inside
inside case case
reverse switch
soft grip handle
illumination light
battery inside
handle
on/off trigger
Fig. 1.1
(a) (i) Designers often aim to make their products inclusive so that they are easy-to-use by a
wide range of users.
Identify two ways in which the electric screwdriver in Fig. 1.1 has been designed to be
an inclusive and easy-to-use product.
1 ........................................................................................................................................
...........................................................................................................................................
2 ........................................................................................................................................
...........................................................................................................................................
[2]
© OCR 2021
, 3
(ii) One million electric screwdrivers are manufactured every year using a high-volume
production process.
The production runs continually for 365 days per year.
Calculate the average time in seconds to manufacture one electric screwdriver. Give
your answer to 2 decimal places. Show your working.
Average time ...................... seconds
[2]
© OCR 2021 Turn over
Monday 11 October 2021 – Morning
A Level in Design and Technology:
Design Engineering
H404/01 Principles of Design Engineering
Time allowed: 1 hour 30 minutes
* 8 9 4 8 5 4 7 3 3 4 *
You can use:
• a ruler (cm/mm)
• a scientific calculator
• geometrical instruments
* H 4 0 4 0 1 *
Please write clearly in black ink. Do not write in the barcodes.
Centre number Candidate number
First name(s)
Last name
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 2021 [603/1131/9] OCR is an exempt Charity
DC (NF/CB) 300553/6 Turn over
, 2
Answer all the questions.
1 Fig. 1.1 shows a cordless electric screwdriver.
epicyclic gearbox motor inside
inside case case
reverse switch
soft grip handle
illumination light
battery inside
handle
on/off trigger
Fig. 1.1
(a) (i) Designers often aim to make their products inclusive so that they are easy-to-use by a
wide range of users.
Identify two ways in which the electric screwdriver in Fig. 1.1 has been designed to be
an inclusive and easy-to-use product.
1 ........................................................................................................................................
...........................................................................................................................................
2 ........................................................................................................................................
...........................................................................................................................................
[2]
© OCR 2021
, 3
(ii) One million electric screwdrivers are manufactured every year using a high-volume
production process.
The production runs continually for 365 days per year.
Calculate the average time in seconds to manufacture one electric screwdriver. Give
your answer to 2 decimal places. Show your working.
Average time ...................... seconds
[2]
© OCR 2021 Turn over
