- #1
Fritz
- 65
- 0
Uniform motion:
dv/dt = 0
ds/dt = v (a constant)
integral(dx) = v. integral(dt) => x = x(subsript 0) +vt ?
Uniform accelerated motion: dv/dt = constant
Equations of motion are:
dv/dt = a => v = v(subscript 0) + a.t ?
dx/dt = v => x = x(subscript 0) + v(subscript 0).t + 1/2.a.t^2 ?
v.dv/dt = a => v^2 = v(subscript 0)^2 + 2.a.(x-x(subcript 0)) ?
I don't understand the lines with question marks next to them.
dv/dt = 0
ds/dt = v (a constant)
integral(dx) = v. integral(dt) => x = x(subsript 0) +vt ?
Uniform accelerated motion: dv/dt = constant
Equations of motion are:
dv/dt = a => v = v(subscript 0) + a.t ?
dx/dt = v => x = x(subscript 0) + v(subscript 0).t + 1/2.a.t^2 ?
v.dv/dt = a => v^2 = v(subscript 0)^2 + 2.a.(x-x(subcript 0)) ?
I don't understand the lines with question marks next to them.