Physics Help QUESTION 2 1 points Save A magnet is placed beside a loop of wire c

Question

Physics Help

QUESTION 2 1 points Save A magnet is placed beside a loop of wire connected to an ammeter. A few moments pass and you check the current, what will the ammeter show? Positive current Negative current O Zero current QUESTION 3 1 points Save A magnet is placed in a loop of wire connected to an ammeter. A few moments pass and you check the current, will the ammeter show a current? O No O Yes QUESTION 4 1 points Save A magnet and a loop of wire that is connected to an ammeter are in relative motion. Will a current be produced? O Yes O No

Explanation / Answer

A negative current which opposes the change in flux through the coil

Yes as change in magnetic flux induces a current in ammeter

Its clockwise form right hand thumb rule

It is increased by a factor of 3 as induced emf=NAdB/dt, where N is number of turns

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