H2P-457
Magnetic flux calculations
H2 Physics · JC 2 · Medium · Magnetic flux calculations
A straight metal rod of length 0.40 m moves at a constant speed of 6.0 m s⁻¹ through a uniform magnetic field of flux density 0.80 T. The rod, its velocity and the field are mutually perpendicular. What is the magnitude of the induced e.m.f. across the ends of the rod?
Take the motional e.m.f. as given by .
Take the motional e.m.f. as given by .
- 1.92 V
- 0.19 V
- 3.0 V
- 4.8 V
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