equations that I need to know Flashcards
1
Q
work done
A
work done = force times distance
2
Q
kinetic energy
A
0.5 times mass times speed squared
3
Q
GPE
A
mass times gravity times height
4
Q
power
A
work done/time
energy/time
5
Q
efficiency
A
useful output/input
6
Q
charge
A
current times time
7
Q
potential difference
A
current times resistance
8
Q
power
A
potential difference times current
curent squared times distance
9
Q
energy transfered
A
charge flow times potential difference
10
Q
density
A
mass/volume
11
Q
moment
A
force times distance
12
Q
distance
A
speed times time
13
Q
acceleration
A
change in velocity/time taken
14
Q
weight
A
mass times gravity
15
Q
force
A
spring constant times extension
mass times acceleration
