Many feel a lift when the sun comes out, but most won’t break out in song and dance — unless, of course, they’re on MIT’s Solar Electric Vehicle Team. The team relied on 100 percent solar energy to power their hand-built car, Nimbus, for 1,940 miles, taking first place at the American Solar Challenge for the second year in a row in the Single Occupant Vehicle category. “We were a little nervous about how this race was going to go because last year was quite difficult,” SEVT captain and MIT…