Formulas & Dimensions Flashcards
Volume = ?
Volume = M^3 = [L^3]
Density = ?
Density = mass / volume = M/L^3 = [ML^-3]
Velocity = ?
Velocity = displacement /time = m/s = [LT^-1]
Acceleration=?
Acceleration = ∆velocity/∆time = [LT^-2]
Force = ?
Force = F=m a = [MLT^-2]
Work = ?
Work = W = F x disp x cos θ = [ML^2T^-2]
Energy = ?
Energy → joule = [ML^2T^-2]
Kinetic energy = ?
Kinetic energy = 1/2 m v^2 = [ML^2T^-2]
Potential energy = ?
Potential energy (PE) = mgh = [ML^2T^-2]
Power= ?
Power = W/t = [ML^2T^-3]
Gravitational force = ?
Gravitational force (F) = G m1m2/r2 =
[ML^3T^-2]
Gravitational potential energy = ?
Gravitational potential energy
(U) = - G m1m2/r = [ML^2T^-2]
Circle area and circumference?
Area= πr^2
Circumference= 2πr
Square area and perimeter?
Area= a^2
Perimeter= 4a
Rectangle area & perimeter?
Area= l × b
Perimeter= 2(l×b)
Cube area & volume?
Area= 6a^2
Volume=a^3
Cylinder area, total surface & volume?
Area= 2πrh
Total surface= 2πr(r+h)
Volume= Ah = πr^2h
Circular cone area & volume?
Area= πr(l+r)
Volume= 1/3 πr^2h
Sphere area and volume?
Area= 4πr^2
Volume=4/3 πr^3
Resultant formula?
Resultant=
R = √(p^2+Q^2+2PQcosθ
