р = F/S
F = P = mg
p1 = mg/(2S)
p2 = mg/S
p3 = p1 = mg/(2S)
p1/p3 = р1/р1 = mg/(2S) : mg/(2S) = 1
p1/p2 = p3/p2 = mg/(2S) : mg/S = 1/2 = 0,5 => p2 = p1/0,5
p1 : p2 : p3 = p1 : (p1/0,5) : p1 = 1 : (1/0,5) : 1 = 1 : 2 : 1
Ответ: 1 : 2 : 1.
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
р = F/S
F = P = mg
p1 = mg/(2S)
p2 = mg/S
p3 = p1 = mg/(2S)
p1/p3 = р1/р1 = mg/(2S) : mg/(2S) = 1
p1/p2 = p3/p2 = mg/(2S) : mg/S = 1/2 = 0,5 => p2 = p1/0,5
p1 : p2 : p3 = p1 : (p1/0,5) : p1 = 1 : (1/0,5) : 1 = 1 : 2 : 1
Ответ: 1 : 2 : 1.