An aircraft with a wingspan of 40m flies with a speed of 1080 $km hr^{-1}$ in the eastward direction at a constant altitude in the northern hemisphere where the vertical component of earth's magnetic field is $1.75 \times 10^{-5} T$. Find the emf that develops between the tips of the wings.

Question

(a) 0.21 Volt
(b) 2.1 Volt
(c) 0.021 Volt
(d) 21 Volts