問題一覧
1
Formula for kinetic energy
0.5 x mass x (speed)^2
2
Formula for Elastic Potential Energy
0.5 x spring constant x (extension)^2
3
Formula for GPE
mass x gfs x height
4
Formula for Change in Thermal Energy
mass x shc x change in temp
5
Formula for Power (energy and time)
energy x time
6
Formula for Work Done (power and time)
power x time
7
Formula for Charge Flow
current x time
8
Formula for P.D.
current x resistance
9
Formula for Current
power / potential difference
10
Formula for Power (Current and Resistance
I^2R
11
Formula for Energy Transferred (power and time)
power x time
12
Formula for Energy Transferred (charge flow and p.d.)
charge flow x potential difference
13
Formula for Density
mass / volume
14
Formula for Weight
mass x gfs
15
Formula for Work Done (Force and Dist)
force x distance
16
Formula for Spring Constant
force / extension
17
Formula for Pressure
force / area
18
Formula for Acceleration
change in velocity / time taken
19
Formula for Resultant Force
mass x acceleration
20
Formula for Momentum
mass x velocity
21
Formula for Period
1 / freq
22
Formula for Wave Speed
freq x wavelength