1
Q
Force applied to a spring
?
A
Spring constant
x
extension
2
Q
Work done = ?
Symbol
A
Fs
3
Q
F = ?
A
Ke
4
Q
Elastic potential energy = ?
A
0.5 x spring constant x (extension squared)
5
Q
Work done = ?
A
Force x distance moved (in the direction of the force)
6
Q
Moment = ?
A
Force x distance (normal to the direction of the force)
7
Q
M = ?
A
Fd
8
Q
Weight = ?
A
Mass x gravitational field strength
9
Q
Weight = ?
Symbol
A
Mg
10
Q
Pressure = ?
Symbol
A
F •/• a
11
Q
Pressure = ?
A
Force •/• area
12
Q
1 Pa = ?
A
1 n/m2
1 newton metre squared
13
Q
P= ?
A
A
14
Q
Pressure =?
A
Force normal to a surface
————————————
Area of that surface
15
Q
Pressure in the triangle
A
F
– –
P x A
16
Q
Density = ?
A
Mass
————
Volume
17
Q
p =
A
m
—
V
