If the needle in the galvanometer is going up, what can you conclude about the motion of the magnet in the diagram?

It must be moving right.
It must be moving left.
It is being moved in an unknown direction.
It is not moving.

Question

If the needle in the galvanometer is going up, what can you conclude about the motion of the magnet in the diagram?

It must be moving right.
It must be moving left.
It is being moved in an unknown direction.
It is not moving.

InTheSea · Answer

@Shadow

Shadow · Answer

galvanometer - "an instrument for detecting and measuring small electric currents."

Shadow · Answer

If there is a direct relationship between the current and the magnetic field, then if the current is increasing, then the magnetic field is increasing. Something would likely be increasing in power if it gets closer, thus it's influence rising.

Shadow · Answer

So basically, doubling down on the question we just did

InTheSea · Answer

... left?

Shadow · Answer

yes

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