AQA AS LEVEL PHYSICS PAPER 2 QUESTION PAPER 2023 (7407/2)

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AQA AS LEVEL PHYSICS PAPER 2 QUESTION PAPER 2023 (7407/2). DOWNLOAD OFFICIAL AND VERIFIED AQA AS LEVEL PHYSICS PAPER 2 QUESTION PAPER 2023 ON www.leakedexams.com.

0 1 . 2 A metal wire of diameter d box is held in the gap between the anvil and the spindle.
Just before the reading of d is taken, the gap is closed using the ratchet and not the
thimble.
Explain why the gap is closed in this way.
[1 mark]
0 1 . 3 The mass per unit length Î¼ of the metal wire is given by

2
4 Î¼ =
Ï€Ïd
where Ï is the density of the metal.
Values of d and Î¼ are used to calculate Ï.
The percentage uncertainty in d is 1.2%.
The percentage uncertainty in Î¼ is 2.0%.
Calculate the percentage uncertainty in the result for Ï.
[2 marks]

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Author	OCR KING
Published	30 Jul 2024
Included files	PDF
7407 7407/2 AQA AS LEVEL PHYSICS PAPER 2 QUESTION PAPER 2023 AQA AS PHYSICS PAPER 2 AQA AS LEVEL PHYSICS PAPER 2 2023 AQA AS LEVEL PHYSICS PAPER 2 AQA AQA PHYSICS 2023 AQA PHYSICS PHYSICS 2023 PHYSICS AS LEVEL PHYSICS