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2 marksMagnetic Fields

CAPE Physics Unit 2 · 2007 · Paper 2 · Question 1(d)

Use the formula to calculate the total number of turns of wire in the solenoid.

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Other parts of this question

  1. 1(a)State why an ammeter and a rheostat were included in the solenoid circuit.[1 mark]
  2. 1(b)Using the experimental data in Table 1 for a current of 0.94 A, plot a graph showing the variation of magnetic flux density B along the axis of the solenoid…[5 marks]
  3. 1(c)(i)State what conclusions can be drawn about the region over which the formula B = μ₀ n I is valid.[1 mark]
  4. 1(c)(ii)State what conclusion can be drawn about the magnetic field strength at the end of the solenoid.[1 mark]

More practice: the rest of this paper · more Magnetic Fields questions · all CAPE Physics Unit 2 past papers