equations Flashcards
what is the equation that involves weight, mass, gravitational field strength
weight = mass x gravitational field strength
what is the equation that involves work done, force, and distance
work done = force x distance
equation to calculate pressure
pressure = force normal to a surface/area of that surface
what is the equation that involves force, spring constant, and extension
force applied to a spring = spring constant x extension
what is the equation that involves a moment, a force and a distance
moment of a force = force x distance
the equation for distanced traveled
distance travelled = speed x time
equation for acceleration
acceleration = change in velocity/time taken
equation that involves resultant force, mass, and acceleration
resultant force = mass x acceleration
the equation to calculate momentum
momentum = mass x velocity
equation for kinetic energy
kinetic energy = 0.5 x mass x (speed(squared))
the equation that links gravitational potential energy, mass, gravitational field strength, and height
gravitational potential energy = mass x gravitational field strength x height
equation that links energy transferred, time, and power
power = energy transferred/time
the equation that links power, the energy transferred, time
power = energy transferred/time
equation that links power, work done, and time
power = work done/time
equation for efficiency
efficiency = useful output / total input
the equation for wave speed
wave speed = frequency x wavelength
equation that involves charge flow, current and time
charge flow = current x time
equation that links potential difference, current, and resistance
potential difference = current x resistance
equation that links power, potential difference, and current
power = potential difference x current
equation that links power, current, and resistance
power = (current(squared)) x resistance
equation for energy transfer, power, and time
energy transfer = power x time
the equation that links energy transferred, charge flow, and potential difference
energy transferred = charge flow x potential difference
what is the equation that links density, mass, and volume?
density = mass/volume
the equation that links pressure (due to a column of a liquid), the height of the column, density of liquid, gravitionla field strength
pressure due to a column of a liquid = height of a column x density of a liquid x gravitional field strength
what is the equation that links final velocity, initial velocity, acceleration, and distance
(final velocity(squared)) - (initial velocity(squared)) = 2 x acceleration x distance
what is the equation that links force, change in momentum, and time taken
force = change in momentum/time taken
what is the equation for elastic potential energy?
elastic potential energy = 0.5 x spring constant x extension (squared)
the equation for change in thermal energy
change in thermal energy = mass x specific heat capacity x temp change
equation for magnification
magnification = image height/object height
the equation for a period
period = 1/frequency
equation for the force of a conductor
force on a conductor carrying a current = magnetic flux density x current x length
