units and dimensions Flashcards
pressure
F/A [ML^-1T^-2] *
IMPULSE
M[Vf-Vi] [MLT^-1]
ANGULAR VELOCITY
T^-1
TORQUE
FxR [ML2T-2]
ANGULAR MOMENTUM
P [momentum]xR *
MOMENTUM
MxV
G
FR2/M2 [M-1L3T-2] *
MODULUS OF elasticity = STRESS
[ML-1T-2]
Coefficient OF RESTITUTION
DIMENSIONLESS
POISSONS RATIO
DIMENSIONLESS
ENERGY/WORK/HEAT
FxR [ML2T-2] *
SURFACE TENSION
F/L [MT-2]
Coefficient OF viscosity
[ML-1T-1]
BOLTZMANNS CONSTANT[Kb]
E=3/2KbT [ML2T-2K-1]
THERMAL coefficient OF CONDUCTIVITY
[MLT-3K-1] *
SOLAR CONSTANT ; INTENSITY
MT-3
permitivity Eo
F=1/Eo Q2/R2 [M-1L-3T4A2]
Potential
ENERGY/CHARGE
PERMIABILITY [Uo]
C=1/ROOT UoEo* [MLA-2T-2]
MAGNETIC FIELD
F=qVB
Least count of vernier calliper
1MSD-1VSD
least count in screw gauge
MSD or pitch/no.CSD*
absolute error
|a[measured]-a[true]| = |delta a|
relative error
|delta a |/a [real]