physics common mistakes
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5 Terms
1
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velocity/ time graphs
gradient = acceleration
area under graph = distance
2
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if there is current in rod
magnetic field around rod
magnetic fields interact and produce force
3
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why a wire would experience force when there is current in circuit
wire magnetic field interacts with magnetic field of magnets
4
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in dc electric motor:
when the switch is closed the coil spins…
current in wire
wire magnetic field interacts with magnet magnetic field
force on wire
current reverses every half turn
5
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investigate shape of magnetic field pattern of bar magnet
place magnet under paper
sprinkle iron filings over
tap paper to reveal pattern
Note 
Flashcards (30)