Download Electric and Magnetic Forces on Point Charge Electric Force

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Transcript
Electric and Magnetic Forces on Point Charge
Electric Force
Magnetic Force
~ = qE
~
• F
~ = q~v × B,
~
• F
• electric force is parallel
to electric field
• magnetic force is perpendicular
to magnetic field
• SI unit of E: 1N/C=1V/m
• SI unit of B: 1Ns/Cm=1T (Tesla)
F = qvB sin φ
• 1T=104 G (Gauss)
F
E
q+
F
B
q
v sin φ
+
φ
v
tsl182 – p.1/1