...fuel mass flow rate in

**k**g/s which we assume to be constant. Let's call it**k**If m = initial mass of fuel M = dry mass of roc**k**et t = time where 0...2 Answers · Science & Mathematics · 17/10/2020

1) Δx = mg /

**k**= 2.7**k**g * 9.8m/s² / 306N/m = 0.086 m or 8.6 cm 2) F = mg...3 Answers · Science & Mathematics · 29/07/2020

Exponents have no units so (2/

**k**) has units of 1/kg Newtons = mass*meters/...2 Answers · Science & Mathematics · 14/07/2020

wavelength λ = 2π/

**k**= 2π / 2.00rad/m = 3.14 m frequency f = ω/2π = 3.52rad/s / 2π = 0.560 Hz speed v = fλ = 0.560Hz * 3.14m = 1.76 m/s If you find this helpful, please select Favorite Answer!1 Answers · Science & Mathematics · 09/11/2020

...86 N f = μN = μmg = (0.4)(5)(9.81) = 19.62 N Fs =

**k**Δx = (130)(0.8) = 24 N 86 - 19.62 - 24 = (5)a a = 8.5 m/s²1 Answers · Science & Mathematics · 31/05/2020

spring energy = wor

**k**done + final KE ½**k**d² = µ**k***m*g*0.050m + ½mv² When I plug in your values I get d = 0.107 m which should be rounded to 0.11 m = 11 cm1 Answers · Science & Mathematics · 07/02/2020

... and z-components li

**k**e this: a - b = (3 - (-1))i + (1 -2)j + (-1 - 5))**k**= 4i - 1j – 6**k**Then c•(a - b) = (0i + 2j- 3**k**)•(4i - 1j – 6**k**) = 0*4...2 Answers · Science & Mathematics · 15/11/2020

M X N = i*(5*(-4) - (-6)*(-3)) + j*((-6)*(3) - (4)*(-4)) +

**k***((3*(-3) - 5*3) You can do the arithmetic1 Answers · Science & Mathematics · 21/10/2020

If you don't bother awarding Best Answers, the regulars here won't bother to reply.

1 Answers · Science & Mathematics · 20/09/2020

a = -

**k**√(16 - t) => -**k**(16 - t)^(1/2) so, dv/dt = -**k**(16 - t)^(1/2) Then, v(t) = (2/3)**k**(16 - t)^(3/2) When t = 0 we...1 Answers · Science & Mathematics · 28/05/2020