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Force
1 N = 1 kgm/s^2
Transformer primary
Np/Ns = Vp/Vs = Ip/Is
Secondary primary
Ps = Vs^2/Rs
Parallel Circuit
It = I1 + I2
Vt = V1 + V2
Series Circuit
It = Ii = I2
Vt = V4 + V2
Series (same R)
Rt = nR
Parallel Circuit
Rt = R/n
Parallel Circuit (w/ 2 resistors)
Rt = R1R2/R1+R2
Speed
distance travelled (d)/time it took (t)
Velocity
displacement (s)/time it took (t)
Normal Force
Fn = mg
Momentum
[(Mci Vci + Mdi Vdi)/ Mc + Md] *Vf
Work
Fd = W
Power
W/t or Fd/t
Thermal Energy
Q = MC△T
Kinetic Energy
1/2 mv^2
Potential Energy
mgh
Definition Equation
Vf = Vi + at
Anak Equation
d = 1/2 (Vf + Vi)(t)
Voyfriend Equation
d = Vit + 1/2 at^2
Tsismis Equation
Vf = Vi^2 + 2ad
Pressure
Force per unit area.
Ohm's Law
V = IR