Physics · May / June 2022 · Paper 42 · Question 3
0625
As printed in the paper
Show the answer and mark scheme
3(a)[4]
scale at least 2 cm : 1 m / s stated
2.5 m / s AND 4.0 m / s vectors correctly drawn by eye AND correct resultant
magnitude of resultant velocity = 2.3 – 2.8 m / s inclusive
direction 35° – 40° inclusive (downstream)
3(b)[2]
(E = ½ × 65 × 2.52 =) 200 J
(E =) ½ mv2 in any form
C1
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