TOPIC 4 TOOLKIT
See the balance.
Change the model and inspect the vector, moment, unit conversion and pressure reasoning immediately.
Perpendicular resultant
Combine horizontal and vertical forces into one equivalent force.
MAGNITUDE10.00 N
√(Fₓ² + Fᵧ²)
DIRECTION53.13°
tan⁻¹(Fᵧ/Fₓ)
Moment balance
One force is balanced by another force on the opposite side of a pivot.
KNOWN MOMENT300.00 N m
F₁d₁
BALANCING FORCE600.00 N
F₂ = F₁d₁/d₂
Density converter
Enter mass in grams and volume in cubic centimetres.
DENSITY2.70 g cm⁻³
m/V
SI DENSITY2700 kg m⁻³
× 1000
Hydrostatic pressure
Find gauge and absolute pressure below an open liquid surface.
GAUGE PRESSURE49050 Pa
ρgh
ABSOLUTE PRESSURE150375 Pa
pₐₜₘ + ρgh