anchor.diff:          p \[ \Delta V = V_{ex} \ln{\left(\frac{M_0}{M_b}\right)} \]
   
   
  +
  +      section
  +        h1#chemical-propulsion Chemical propulsion
  +        p The following equations apply to high-thrust propulsion systems such as chemical propulsion
  +        h2 Thrust equation
  +        p \[ T = \ddx{m}{t} V_e + (P_e - P_a) A_e = \ddx{m}{t} V_{ex} \]
  +        h2 Impulse
  +        p \[ I = \int_0^t{T\dx{t}} = \int_0^t{-\ddx{M}{t} V_{ex}\dx{t}} = -V_{ex}\int_{M_0}^{M_b}{\dx{M}} = V_{ex}(M_0-M_b) = V_{ex}M_e \]
  +        p \[ I = K \sqrt\frac{T}{M} \]
  +        p \[ \frac{\Delta V}{V_{ex}} = \ln{\left(\frac{1}{1-\frac{M_e}{M_0}}\right)} \]
  +        h2 Specific impulse
  +        p \[ I_{SP} = \frac{I}{M_e g_0} = \frac{V_{ex}}{g_0} \]
  +        p \[ T = g_0 I_{SP} \ddx{m}{t} \]
  +        p \[ \Delta V = I_{SP} g_0 \ln\frac{M_0}{M_b} \]
  +
  +
       include ../inc/footer.jade
  
positive.code:               th Units
            tbody
              tr
                td: var M
                td Mass
                td kg
  
negative.code:               td Burnout mass
                td kg
              tr
                td: var P#[sub a]
                td Ambient pressure
                td Pa (N m#[sup &minus;2])
              tr
                td: var P#[sub e]
                td Exit pressure
                td Pa (N m#[sup &minus;2])
              tr
                td: var V
                td Velocity
                td m s#[sup &minus;1]
              tr
                td: var V#[sub e]
                td Exit velocity
                td m s#[sup &minus;1]
              tr
                td: var V#[sub ex]
  