An airplane with a wingspan of 79.0 m flies parallel to the Earth's surface at a point where the downward component of the Earth's magnetic field is 0.490 × l0?4 T. If the induced potential between wingtips is 0.875 V, what is the plane's speed?

a. 54.3 m/s
b. 33.9 m/s
c. 226 m/s
d. 17 900 m/s
e. 111 m/s


c

Physics & Space Science

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