physics equations Flashcards
1
Q
What is the equation for finding the current
A
I=Q/T current=charge divided by time
2
Q
equation for wave speed
A
V= f (frequency) times lamda(wave lenght)
3
Q
equation for critical angle
A
sin c
4
Q
speed of sound wave
A
d/t
5
Q
equation for volts
A
v= w/Q volts equal work(joules) over coloumbs
6
Q
equation for resentance
A
V= I times R
7
Q
equation for electrical energy
A
E(mesured in joules)= I times time times volts
8
Q
what is I an abbreviation of
A
current
