construction science principles Flashcards
formulas
1
Q
area for squares and rectangles
A
length x width
2
Q
area for circle
A
pie x radius squared
3
Q
volume for cuboids
(v)
A
length x width x depth
or
area x depth
4
Q
flow
A
volume divided by time
or
literes divided by second
5
Q
velocity (v)
A
distance divided by time
or
metres divided by second
6
Q
acceleration (a)
A
velocity divided by time
7
Q
volume for cylinders
A
pie R squared x depth
or
area x depth
8
Q
electromotive force (E)
A
E=BLv
9
Q
electrical resistance (ohm)
A
pL divided by A
10
Q
internal pressure
A
N divided by M to the power of 2
or
J divided by m to the power of 3
11
Q
energy(work)
A
force x distance
or
power x time
or
watts x seconds
12
Q
force
A
mass x acceleration
13
Q
density
A
mass divided by volume
14
Q
power
A
energy divided by time
or
joules divided by seconds
15
Q
power in electric circuits
A
volts ampres
