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Hint: force = pressure * area

1 Answers · Science & Mathematics · 21/01/2020

Conservation of energy shall apply : k/2*x^2 = m*g*h h = k*x^2/(2*m*g) = 6.3^2*10^-4*26/(2*40*9.806*10^-3 = 0.132 m = 13.2

**cm**1 Answers · Science & Mathematics · 16/01/2020

I think we can use field E = λ / 2πrε₀ to find the linear charge density 20e3 N/C = λ / (2π*0.057m*8.85e-12 C²/N·m²) λ = 6.34e-8 C/m The rod has a cross-sectional area A = πr² = π(0.057m)² = 1.02e-2 m² and so the...

1 Answers · Science & Mathematics · 16/01/2020

9^2 + a^2 = x^2 16^2 + a^2 = y^2 x^2 + y^2 = (9 + 16)^2 (9^2 + a^2) + (16^2 + a^2) = 25^2 81 + 256 + 2a^2 = 625 337 + 2a^2 = 625 2a^2 = 625 - 337 2a^2 = 325 - 37 2a^2 = 300 - 12 2a^2 = 288 a^2 = 144 a = 12 9^2 + 12^2 = x^2 81 + 144 = x^2 225 = x^2 15 = x 16^2 + 12^2 = y^2 256 + 144 = y^2 400 = y^2 20 = y The triangle has sides of 15 and 20

3 Answers · Science & Mathematics · 15/01/2020

... Lynch's, your Bray Wyatts, and your

**CM**Punks. What's sad about a lot of those names is...6 Answers · Sports · 15/01/2020

...right-angled triangle: h/4.7 = sin(32º) h = 4.7sin(32º) = 2.49

**cm**Area of ΔABC = ½ x base x height = ...6 Answers · Science & Mathematics · 13/01/2020

1/2 m v*2 = F d 1/2 (5.26E-3)(832^2) = F (0.0624) F = 29175 N or 2.92E4 N to 3 sig figs (anonymous forgot the 1/2 on the left) When you get a good response, please consider giving a best answer. This is the only reward...

2 Answers · Science & Mathematics · 11/01/2020

...0.08 kg x 9.8 N/kg = 0.78 N = buoyancy force one more 4: sphere 10

**cm**radius floating with 1/2 volume underwater Sphere V = ⁴...2 Answers · Science & Mathematics · 08/01/2020

... positive 1/5 = 1/di + 1/15 1/di = 1/5 - 1/15 = 2/15 = 1/ 7.5 di = 7.5

**cm**When you get a good response, please consider giving a best answer...1 Answers · Science & Mathematics · 24/12/2019