Skier weight 60 kg. What pressure does it put on the snow if the length of each ski is 1.5 m, its width is 10 cm?

univerkov | November 20, 2020 | education

Given:
m = 60 kg
a (skis) = 1.5 m
b (skis) = 10 cm.
Find: P
SI:
b (skis) = 0.1m
Decision:
1.S = 1.5 × 0.1 = 0.15 m → area of both skis = 0.3 m
2.F (skier) = m × g = 60 kg × 10 H / kg = 600 H (skier’s gravity)
3.p (skier) = F ÷ S = 600 ÷ 0.3 = 2000 Pa = 2kPa
Answer: 2 kPa

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.