Solve the following question:
Question: A small airplane with a wingspan of 15.0 m is flying due north at a speed of 60.0 m/s over a region where the vertical component of the Earth's magnetic field is 1.20 uT downward.
Part I: What potential difference is developed between the airplane's wingtips?
Part II: Which wingtip is at higher potential?
Part III: How would the answers to parts (a) and (b) change if the plane turned to fly due east?
Part IV: Can this emf be used to power a lightbulb in the passenger compartment? Clarify your answer.
I need experts help in the above questions.