Physics · May / June 2020 · Paper 12 · Question 40
The diagram shows a coil connected to a very sensitive ammeter. A magnet is next to the coil. Which action results in a zero reading on the ammeter?
- Amoving the coil and the magnet at the same speed in opposite directions
- Bmoving the coil and the magnet at the same speed in the same direction
- Cmoving the coil away from the stationary magnet
- Dmoving the magnet towards the stationary coil
As printed in the paper
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Correct answer: B. moving the coil and the magnet at the same speed in the same direction
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