Question: Many trains use magnetic brakes. Explain using Faradays law how a braking force might be produced. Consider the sliding bar in Figure 21.6 and imagine

Many trains use “magnetic brakes.” Explain using Faraday’s law how a “braking force” might be produced. Consider the sliding bar in Figure 21.6 and imagine that it is part of the train.

The force on the bar will be directed opposite to the velocity. в

The force on the bar will be directed opposite to the velocity. " induced nduced is clockwise as viewed from above. WRONG! induced 'induced (WRONG!)

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