Oxford Cambridge and RSA
Wednesday 15 May 2024 – Morning
AS Level Physics A
H156/01 Breadth in physics
Time allowed: 1 hour 30 minutes
You must have:
* 1 3 3 2 8 4 6 4 5 6 *
• the Data, Formulae and Relationships Booklet
You can use:
• a scientific or graphical calculator
• a ruler (cm/mm)
• an HB pencil
* H 1 5 6 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. If you need extra space use
the lined pages at the end of this booklet. The question numbers must be clearly shown.
• 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 70.
• The marks for each question are shown in brackets [ ].
• This document has 28 pages.
ADVICE
• Read each question carefully before you start your answer.
© OCR 2024 [601/4742/8] OCR is an exempt Charity
DC (PQ/SW) 342424/4 Turn over
, 2
Section A
You should spend a maximum of 25 minutes on this section.
Write your answer to each question in the box provided.
1 Which is an S.I. base unit?
A amp
B coulomb
C ohm
D volt
Your answer [1]
2 Two waves, of wavelength λ, undergo constructive interference.
What is a possible path difference between the two waves?
λ
A
4
λ
B
2
3λ
C
2
D λ
Your answer [1]
© OCR 2024
, 3
3 A copper wire P has electrical resistance R and number density of charge carriers n.
A copper wire Q has:
• area of cross section equal to P
• twice the length of P.
Which row gives the correct values of resistance and number density of charge carriers for Q?
Resistance of Q Number density of charge carriers in Q
R
A n
2
R
B 2n
2
C 2R n
D 2R 2n
Your answer [1]
4 The light emitted by a laptop screen is polarised.
The laptop screen is viewed through a polarising filter.
Initially the brightness of the screen appears normal.
The filter is rotated gradually through an angle of 180°.
How does the brightness of the laptop screen appear after the filter has been rotated by 90°, and
then by 180°?
After a rotation of 90°° After a rotation of 180°°
A Dark Dark
B Dark Normal
C Normal Dark
D Normal Normal
Your answer [1]
© OCR 2024 Turn over
Wednesday 15 May 2024 – Morning
AS Level Physics A
H156/01 Breadth in physics
Time allowed: 1 hour 30 minutes
You must have:
* 1 3 3 2 8 4 6 4 5 6 *
• the Data, Formulae and Relationships Booklet
You can use:
• a scientific or graphical calculator
• a ruler (cm/mm)
• an HB pencil
* H 1 5 6 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. If you need extra space use
the lined pages at the end of this booklet. The question numbers must be clearly shown.
• 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 70.
• The marks for each question are shown in brackets [ ].
• This document has 28 pages.
ADVICE
• Read each question carefully before you start your answer.
© OCR 2024 [601/4742/8] OCR is an exempt Charity
DC (PQ/SW) 342424/4 Turn over
, 2
Section A
You should spend a maximum of 25 minutes on this section.
Write your answer to each question in the box provided.
1 Which is an S.I. base unit?
A amp
B coulomb
C ohm
D volt
Your answer [1]
2 Two waves, of wavelength λ, undergo constructive interference.
What is a possible path difference between the two waves?
λ
A
4
λ
B
2
3λ
C
2
D λ
Your answer [1]
© OCR 2024
, 3
3 A copper wire P has electrical resistance R and number density of charge carriers n.
A copper wire Q has:
• area of cross section equal to P
• twice the length of P.
Which row gives the correct values of resistance and number density of charge carriers for Q?
Resistance of Q Number density of charge carriers in Q
R
A n
2
R
B 2n
2
C 2R n
D 2R 2n
Your answer [1]
4 The light emitted by a laptop screen is polarised.
The laptop screen is viewed through a polarising filter.
Initially the brightness of the screen appears normal.
The filter is rotated gradually through an angle of 180°.
How does the brightness of the laptop screen appear after the filter has been rotated by 90°, and
then by 180°?
After a rotation of 90°° After a rotation of 180°°
A Dark Dark
B Dark Normal
C Normal Dark
D Normal Normal
Your answer [1]
© OCR 2024 Turn over
