# Shared Flashcard Set

## Details

Physic equations
Formulas tolearn
16
Physics
Not Applicable
04/03/2018

Term
 Moment of a force
Definition
 moment = force × distance
Term
 power
Definition
 power = work done / time taken = energy transferred / time taken = current × potential difference = current squared × resistance =
Term
 potential difference
Definition
 potential difference = current × resistance
Term
 charge
Definition
 charge = current × time
Term
 force on a spring
Definition
 force on a spring = spring constant × extension
Term
 energy transferred
Definition
 energy transferred = charge moved × potential difference
Term
 kinetic energy
Definition
 kinetic energy = 1/2 × mass × velocity squared
Term
 GPE
Definition
 GPE = mass × gravtiational field strength × height
Term
 work done
Definition
 work done = force × distance
Term
 density
Definition
 density = mass / volume
Term
 wave speed
Definition
 wave speed = distance / time = frequency × wavelength
Term
 momentum
Definition
 momentum = mass × velocity
Term
 efficiency
Definition
 efficieny = useful output / total input
Term
 force
Definition
 force = mass × acceleration
Term
 acceleration
Definition
 acceleration = change in velocity / time
Term
 distance
Definition
 distance = average speed / time
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