4-1

mass

m

kg

M

4-2

mass density

ρ

kg/m³

M·L⁻³

4-3

specific volume

v

m³/kg

M⁻¹·L³

4-4

relative mass density

d

1

1

4-5

surface mass density

ρ_A

kg/m²

M·L⁻²

4-6

linear mass density

ρ_l

kg/m

M·L⁻¹

4-7

moment of inertia

J

kg·m²

M·L²

4-8

momentum

p

kg·m/s

M·L·T⁻¹

4-9.1

force

F

N

M·L·T⁻²

4-9.2

weight

F_g

N

M·L·T⁻²

4-9.3

static friction force

F_s

N

M·L·T⁻²

4-9.4

kinetic friction force

F_k

N

M·L·T⁻²

4-9.5

rolling resistance

F_rr

N

M·L·T⁻²

4-9.6

drag force

F_D

N

M·L·T⁻²

4-10

impulse

I

N·s

M·L·T⁻¹

4-11

angular momentum

L

kg·m²/s

M·L²·T⁻¹

4-12.1

moment of force

M

N·m

M·L²·T⁻²

4-12.2

torque

T

N·m

M·L²·T⁻²

4-13

angular impulse

H

N·m·s

M·L²·T⁻¹

4-14.1

pressure

p

Pa

M·L⁻¹·T⁻²

4-14.2

gauge pressure

p_e

Pa

M·L⁻¹·T⁻²

4-15

stress

σ

Pa

M·L⁻¹·T⁻²

4-16.1

normal stress

σ_n

Pa

M·L⁻¹·T⁻²

4-16.2

shear stress

τ

Pa

M·L⁻¹·T⁻²

4-17.1

strain

ε

1

1

4-17.2

relative linear strain

ε

1

1

4-17.3

shear strain

γ

1

1

4-17.4

relative volume strain

ϑ

1

1

4-18

Poisson number

μ

1

1

4-19.1

modulus of elasticity

E

Pa

M·L⁻¹·T⁻²

4-19.2

modulus of rigidity

G

Pa

M·L⁻¹·T⁻²

4-19.3

modulus of compression

K

Pa

M·L⁻¹·T⁻²

4-20

compressibility

ϰ

Pa⁻¹

M⁻¹·L·T²

4-21.1

second axial moment of area

I_a

m⁴

L⁴

4-21.2

second polar moment of area

I_p

m⁴

L⁴

4-22

section modulus

Z

m³

L³

4-23.1

static friction factor

μ_s

1

1

4-23.2

kinetic friction factor

μ

1

1

4-23.3

rolling resistance factor

C_rr

1

1

4-23.4

drag coefficient

C_D

1

1

4-24

dynamic viscosity

η

Pa·s

M·L⁻¹·T⁻¹

4-25

kinematic viscosity

ν

m²/s

L²·T⁻¹

4-26

surface tension

γ

N/m

M·T⁻²

4-27

power

P

W

M·L²·T⁻³

4-28.1

potential energy

V

J

M·L²·T⁻²

4-28.2

kinetic energy

T

J

M·L²·T⁻²

4-28.3

mechanical energy

E

J

M·L²·T⁻²

4-28.4

mechanical work

W

J

M·L²·T⁻²

4-29

efficiency

η

1

1

4-30.1

mass flow

j_m

kg/(m²·s)

M·L⁻²·T⁻¹

4-30.2

mass flow rate

q_m

kg/s

M·T⁻¹

4-30.3

mass change rate

q_m

kg/s

M·T⁻¹

4-31

volume flow rate

q_V

m³/s

L³·T⁻¹

4-32

action

S

J·s

M·L²·T⁻¹