Equations Flashcards
Equation linking: Average speed, distance moved and time taken
Average speed = distance moved/time taken
Equation linking acceleration, velocity and time taken
Acceleration = Change in velocity/time taken
a = v-u/t
Equation linking Force, Mass and Acceleration
Force = Mass X Acceleration
F=ma
Equation linking weight, mass and gravitational feild strength
Weight = mass X gravitational field strength
W=mg
Equation linking power, current and voltage
Power = Current X Voltage
P = IV
Equation linking energy transferred, current, voltage and time
Energy transferred = Current X Voltage X Time
E=IxVxT
Equation linking voltage, current and resistance
Voltage = Current X Resistance
V=IR
Equation linking charge, current and time
Charge = Current X Time
Q=i x t
Equation linking energy transferred, charge and voltage
Energy transferred = Charge X Voltage
E = Q x V
Equation linking wave speed, frequency and wave length
Wave speed = frequency X wavelength
Equation linking angle of incidence and angle of reflection
Angle of incidence = angle of reflection
Equation linking refractive index, angle of incidence and angle of refraction
Refractive index = sin (angle of incidence)/ sin (angle of refraction)
Equation linking refractive index and critical angle
sin (critical angle) = 1/refractive index
Equation linking work done, force and distance moved
Work done = force X distance moved
Equation linking energy transferred, force and distance
Energy transferred = Force X Distance
Equation linking GPE, mass, height and gravitational field strength
GPE = mass X gravitational feild strength X height
Equation linking KE, mass and velocity2
Kinetic energy = 0.5 X mass X velocity squared
Equation linking Power, Work done and time taken
Power = work done / time taken
Equation linking density, mass and volume
Density = mass/volume
Equation linking pressure, fore and area
Pressure = Force / Area
Equation linking pressure difference, density, height and gravitational field strength
Pressure difference = density X height X gravitational field strength
Equation linking change in thermal energy, mass, specific heat capacity and change in temp
Thermal energy = mass X specific heat capacity X change in temp
Equation linking pressure and temperature
P1/T1 = P2/T2
Equation linking orbital speed, orbital radius and time period
Orbital speed = 2 X pie X orbital radius / time period
