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Fields and their consequences (A-level only)

Fields and their consequences (A-level only)

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Question 23

A horizontal wire of length 0.60 m0.60\text{ m}0.60 m and weight 1.5 N1.5\text{ N}1.5 N is placed in a uniform horizontal magnetic field of flux density 2.0 T2.0\text{ T}2.0 T directed at 90∘90^\circ90∘ to the wire.

What is the current that just supports the wire?

A

0.80 A0.80\text{ A}0.80 A

B

1.25 A1.25\text{ A}1.25 A

C

1.80 A1.80\text{ A}1.80 A

D

3.00 A3.00\text{ A}3.00 A

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Fields and their consequences (A-level only) Questions

  1. A Level
  2. /Physics
  3. /Fields and their consequences (A-level only)

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