IMPORTANT TERMS Flashcards
(abbreviation definitions) what does “T” represent ?
torque
(abbreviation definitions) what does “V” represent ?
volume
(abbreviation definitions) what does “D” represent ?
density
(abbreviation definitions) what does “P” represent ?
pressure
(abbreviation definitions) what does “θ” represent ?
angle
(abbreviation definitions) what does “v” represent ?
velocity
(abbreviation definitions) what does “αr” represent ?
radial acceleration
(abbreviation definitions) what does “d” represent ?
linear displacement
(abbreviation definitions) what does “α” represent ?
angular acceleration
(abbreviation definitions) what does “ω” represent ?
angular velocity
(abbreviation definitions) what does “a” represent ?
acceleration
(abbreviation definitions) what does “αt” represent ?
tangential acceleation
(abbreviation definitions) what does “r” represent ?
radius of rotation
(abbreviation definitions) what does “t” represent ?
time
what does gravity = ?
-9.81 m / s²
what is the formula for T ?
T = (F)(d⊥)
what is the formula for P ?
N / m²
what is the formula for V ?
m³
what is the formula for D ?
kg / m³
what is the formula for I ?
(F)(t)
what is the formula for F ?
(m)(a)
what is the formula for stress ?
F / surface area
what is the formula for strain ?
Δ length / original length
how do we calculate sin θ ?
opp / hyp
how do we calculate cos θ ?
adj / hyp
how do we calculate tan θ ?
opp / adj
how do we calculate C² ?
A² + B²
what is the full equation for C² ?
(A²) + (B²) - 2 (A)(B)cosθ
(linear kinematics) what is the formula for v = ?
Δd / Δt
(linear kinematics) what is the formula for a = ?
Δv / Δt
(linear kinematics) what is the formula for d = ?
position(final) – position(initial)
(projectile motion - equations of constant acceleration) what is the formula for vf = ?
vi +at
(projectile motion - equations of constant acceleration) what is the formula for d = ?
vit + 1⁄2at²
(projectile motion - equations of constant acceleration) what is the formula for vf² = ?
vi² +2ad
(angular kinematics) what is the formula for ω ?
Δθ / Δt
(angular kinematics) what is the formula for α ?
Δω / Δt
(angular kinematics) what is the formula for d ?
θr
(angular kinematics) what is the formula for v ?
ωr
(angular kinematics) what is the formula for αt ?
rα
(angular kinematics) what is the formula for αr ?
v²/r
(linear kinematics) what is the formula for F = ?
ma
(linear kinematics) what is the formula for Fstatic-friction = ?
μsRn
(linear kinematics) what is the formula for Fkinetic-friction = ?
μkRn
(linear kinematics) what is the formula for M = ?
mv
(linear kinematics) what is the formula for impulse = ?
Ft
(linear kinematics) what is the formula for Ft = ?
m(vf – vi)
(linear kinematics) what is the formula for W = ?
Fd
(linear kinematics) what is the formula for power = ?
W / t
(linear kinematics) what is the formula for KE = ?
mgh
(linear kinematics) what is the formula for SE = ?
1⁄2 kx²
(linear kinematics) what is the formula for k = ?
ΔF/ΔL
(linear kinematics) what is the formula for W = ?
ΔTE
(linear kinematics) what is the formula for -e = ?
Vpost / Vpre
(linear kinematics) what is the formula for e = ?
sqrt(hbounce / hdrop)
(angular kinetics) what is the formula for I =
mk²
(angular kinetics) what is the formula for H =
Iω
(angular kinetics) what is the formula for T =
Iα
(angular kinetics) what is the formula for T =
Fd⊥
(angular kinetics) what is the formula for T =
F⊥d
(levers & static equilibrium) what does MA = ?
Moment Armmotive/Moment armresistive
(levers & static equilibrium) what does ΣFx = ?
0
(levers & static equilibrium) what does ΣFy = ?
0
(levers & static equilibrium) what does ΣT = ?
0
what is the conversion for 1 rad = ?
57.3°
what is the conversion for 1 kg = ?
2.2 lbs
what is the conversion for 1 in = ?
2.54 cm
what is the conversion for 1 kg = ?
9.81 N