12 Magnetism and the motor effect

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Question 54

H

A wire is 80 cm long, but only 45 mm lies in a uniform magnetic field. This section is perpendicular to the field. The current is 2.4 A and the magnetic flux density is $T0.30\ \mathrm{T}$ . Use $F = B I l$ . What is the magnetic force?

[1]

$N32.4\ \mathrm{N}$

$N0.576\ \mathrm{N}$

$N0.0324\ \mathrm{N}$

$N0.324\ \mathrm{N}$

12 Magnetism and the motor effect

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Question 54

H

A wire is 80 cm long, but only 45 mm lies in a uniform magnetic field. This section is perpendicular to the field. The current is 2.4 A and the magnetic flux density is $T0.30\ \mathrm{T}$ . Use $F = B I l$ . What is the magnetic force?

[1]

$N32.4\ \mathrm{N}$

$N0.576\ \mathrm{N}$

$N0.0324\ \mathrm{N}$

$N0.324\ \mathrm{N}$

12 Magnetism and the motor effect

Question 54

Markscheme

12 Magnetism and the motor effect

Question 54

Markscheme

12 Magnetism and the motor effect

Question 54

12 Magnetism and the motor effect Questions

12 Magnetism and the motor effect

Question 54

12 Magnetism and the motor effect Questions