Physics · May / June 2024 · Paper 41 · Question 6
0625
As printed in the paper
The question as text
Fig. 6.1 shows an isolated metal sphere suspended by an insulating thread from the ceiling. metal sphere insulating thread Fig. 6.1 The sphere is negatively charged.
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6(a)(i)[1]
(region) where (an electric) charge experiences a force
OR
(region) where a force acts on a (an electric) charge
6(a)(ii)[3]
at least four straight radial lines AND evenly spaced (by eye) surrounding sphere
four lines touching sphere AND no lines inside sphere
at least one arrowhead towards sphere AND no incorrect arrowheads
6(b)(i)[2]
electrons move (through the wire) from the sphere
OR
electrons move (through the wire) to(wards) the Earth
electrons move (in the wire)
6(b)(ii)[3]
2.5 A
I = Q / t OR (I =) Q / t OR 3.5 × 10–10 / 1.4 × 10–10
2.5 × 10N
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