If we divide the second equation of motion by time $t$, why don't we get the first equation of motion where has $1/2$ come from?
6707
Why there is a $\frac{1}{2}$ in the distance formula $d=\frac{1}{2}at^2$?
155740
Newton's Law of Graviation: Why $G$ and not e.g. $\dfrac{1}{4\pi G_0}$?
130623
Why does this consider the center of mass instead of the end? (RIGID BODY MOTION)
136184
Why we dont have "direct" velocity operator just as $p$? ( as use $p$ space not $v$? ) in quantum mechanics?
103000
What is the difference between implicit, explicit, and total time dependence, e.g. $\frac{\partial \rho}{\partial t}$ and $\frac{d \rho} {dt}$?
61345
Newton's second law explanation
83453
Why isn't energy conserved in this collision problem?
156334
Why force $F$ is equal to $ma$ and not $mv$?
9506
Is the spring constant $k$ changed when you divide a spring into parts?
129289
What is the origin of the factor of $-1/4$ in the Maxwell Lagrangian?
67270
What is the 'physical' explanation of a division by a fraction?
34790
Find $f(1)$ from equation $\int_{0}^{x}f(t)dt = x+\int_{x}^{1}tf(t)dt$
125883
Moment of inertia: why $\mathrm{dI}=r^2\mathrm{dm}$ instead of $\mathrm{dI}=m\mathrm{dr^2}$?
65463
Explanation: Simple Harmonic Motion
36990
Notation of the second derivative - Where does the d go?
142821
Why?$\int_0^1\int_{u(t)}^{u(t)+w(t)} f(t,v(t)) dv dt = \int_0^1 f(t,u(t)+\theta w(t))w(t) dt; ~~\theta\in[0,1] $
15565
How can one derive the Hamiltonian-function out of a differential equation of second order that describes the motion of a pendulum?