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12 results for “arc”

Formulae (12)

s = r\theta

Length of a circular arc (θ in radians).

s = r\theta

Arc length from radius and central angle in radians.

L = \int_a^b \sqrt{1 + (f'(x))^2}\,dx

Length of a curve y = f(x) from a to b.

L = \int_a^b \sqrt{1 + [f'(x)]^2}\,dx

Length of a curve between two points.

F_b = \rho g V

Buoyant force equals the weight of fluid displaced.

F_b = \rho V g

Buoyant force equals the weight of displaced fluid.

F_b = \rho g V

Buoyant force equals weight of displaced fluid.

d = \frac{1}{p}

Distance in parsecs from parallax angle in arcseconds.

d = R\arccos(\sin\phi_1\sin\phi_2 + \cos\phi_1\cos\phi_2\cos\Delta\lambda)

Shortest distance between two points on the Earth for long-range navigation.

d = 2r\arcsin\sqrt{\sin^2\frac{\Delta\phi}{2} + \cos\phi_1\cos\phi_2\sin^2\frac{\Delta\lambda}{2}}

Great-circle distance between two lat/long points.

Q = -KA\frac{\Delta h}{L}

Rate of groundwater flow through porous rock.

AMAT = H + M \times P

Effective access time from hit time, miss rate, and penalty.