Veritasium took it to the next level, he rented a helicopter to reveal the real answer to the problem. In the YouTube poll the majority of people have chosen (C), however the correct answer is (B). Physicists declared that the correct answer was X, but, interestingly enough, couldn’t agree At least two test takers challenged theĪnswer, one who even tried to do the experiment. This question generated a great deal of controversy. The above problem is taken from the 2014 $F=ma$ contest.