WAEC - Physics (1993 - No. 41)
A particle of charge 5C moves perpendicularly to a magnetic Held of magnitude C.01 T. If the velocity of the charge is 1.5ms'2, calculate the magnitude of the force exerted on the particle
0.050 N
0.075N
0.0300N
3.300N
0.000N
คำอธิบาย
F = eV = 0.01 x 5 x 1.5 = 0.075N