
FE Sample Exam Question
Mr. Stone is scared in the ICC and is running from the NBI. As seen in the image, he is climbing a flight of stairs to reach a safer floor. If Mr. Stone has a mass of 80 kg and he climbs a vertical height of 5 meters, how much Work does he do against gravity?
(Use g = 9.8 m/s²)
A. 400 J
B. 784 J
C. 3,920 J
D. 4,000 J