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Sum of Two Numbers formula is defined as the total value of Two Numbers or the real number obtained after the binary operation called addition of Two real Numbers.

S (X+Y) = X + Y

Product of Two Numbers

Product of Two Numbers formula is defined as the real number obtained after the binary operation called multiplication of Two real Numbers.

P (X×Y) = X \cdot Y

Quotient of Two Numbers

Quotient of Two Numbers formula is defined as the real number obtained after the binary operation called division of a real number by a nonzero real number.

Q (X÷Y) = \frac{X}{Y}

Harmonic Mean of Two Numbers

Harmonic Mean of Two Numbers formula is defined as the average value or mean which signifies the central tendency of the set of Two Numbers by finding the reciprocal of their values.

HM = \frac{2 \cdot n 1 \cdot n 2}{n 1 + n 2}

Geometric Mean of Two Numbers

Geometric Mean of Two Numbers formula is defined as the average value or mean which signifies the central tendency of the set of Two Numbers by finding the product of their values.

GM = \sqrt{n 1 \cdot n 2}

Arithmetic Mean of Two Numbers

Arithmetic Mean of Two Numbers formula is defined as the average value or mean which signifies the central tendency of the set of Two Numbers by finding the sum of their values.

AM = \frac{n 1 + n 2}{2}

Difference between Two Numbers

Difference between Two Numbers formula is defined as the real number obtained after the binary operation called subtraction of Two real Numbers.

D (X-Y) = X - Y

LCM of Two Numbers given HCF and Product

LCM of Two Numbers given HCF and Product formula is defined as the least positive integer other than zero that is divisible by both Numbers, and calculated using the highest common factor and product of those Two Numbers.

LCM (X, Y) = \frac{P (X×Y)}{HCF (X, Y)}

HCF of Two Numbers given LCM and Product

HCF of Two Numbers given LCM and Product formula is defined as the common highest positive integer which divides both the Numbers, and calculated using the least common multiple and product of those Two Numbers.

HCF (X, Y) = \frac{P (X×Y)}{LCM (X, Y)}

Percentage Difference between Two Numbers

The Percentage Difference between Two Numbers Formula is defined as the absolute value of the ratio of the difference between Two Numbers and their average, expressed as a percentage.

% (X-Y) = (\frac{mod \underset{̲}{u} s (X - Y)}{\frac{X + Y}{2}}) \cdot 100

Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears

Number of Teeth on Second Helical Gear given center to center distance between Two Gears formula is defined as the number of protrusions onto the periphery of a gear that mesh with teeth of another gear to transmit motion.

z 2 = a c \cdot \frac{2 \cdot \cos (ψ)}{m n} - z 1

Stanton Number with Reynolds Number, Nusselt's Number, Stanton Number and Prandtl Number

The Stanton number with Reynolds number, Nusselt's number, Stanton number and Prandtl number formula is defined as the ratio of Nusselt's number and product of Reynolds number and Prandtl number.

St = \frac{N u}{Re \cdot Pr}

Nusselt's Number with Reynolds Number, Stanton Number and Prandtl Number

The Nusselt's number with Reynolds number, Stanton number and Prandtl number formula is defined as the product of Reynolds number, Stanton number, and Prandtl number.

N u = Re \cdot St \cdot Pr

Prandtl Number with Reynolds Number, Nusselt's Number, and Stanton Number

The Prandtl number with Reynolds number, Nusselt's number, and Stanton number formula is defined as the ratio of Nusselt's number and product of Reynolds number and Stanton number.

Pr = \frac{N u}{St \cdot Re}

Reynolds Number for given Nusselt's Number, Stanton Number and Prandtl Number

Reynolds number for given Nusselt's number, Stanton number and Prandtl number formula is defined as the ratio of Nusselt's number and product of Stanton number and Prandtl number.

Re = \frac{N u}{St \cdot Pr}

Number of Phases of Two Component System

The Number of Phases of Two Component System ( C = 2 ) using Gibb's Phase Rule is a form of matter that is homogeneous in chemical composition and physical state.

P 2 = 4 - F

Wave Number for Steady Two-dimensional Waves

The Wave Number for Steady Two-dimensional Waves is defined as the spatial frequency of a wave, measured in cycles per unit distance or radians per unit distance.

k = \frac{2 \cdot π}{λ''}

Number of Elements in Union of Two Sets A and B

Number of Elements in Union of Two Sets A and B formula is defined as the total count of elements present in at least one of the Two given finite sets A and B.

n (A∪B) = n (A) + n (B) - n (A∩B)

Number of Molecules of Product formed in 1 second

The Number of molecules of product formed in 1 second formula is defined as the moles which are present in gaseous state of the products in a photochemical reaction in a time period of 1 second.

dN P dt = Φ p \cdot I quanta

Number of Elements in Difference of Two Sets A and B

The Number of Elements in Difference of Two Sets A and B formula is defined as the total count of elements that are present in a given set A and are not present in another given set B.

n (A-B) = n (A) - n (A∩B)

Number of Molecules of Reactant consumed in 1 second

The Number of molecules of reactant consumed in 1 second formula is defined as the moles which are present in gaseous state of the reactants in a photochemical reaction in a time period of 1 second.

R mol = Φ r \cdot I quanta

Number of Elements in Exactly Two of Sets A, B and C

The Number of Elements in Exactly Two of Sets A, B and C formula is defined as the total count of elements present in exactly Two of the given finite sets A, B and C.

n (Exactly Two of A, B, C) = n (A∩B) + n (B∩C) + n (A∩C) - 3 \cdot n (A∩B∩C)

Number of Elements in Intersection of Two Sets A and B

Number of Elements in Intersection of Two Sets A and B formula is defined as the total count of common elements present in both of the given finite sets A and B.

n (A∩B) = n (A) + n (B) - n (A∪B)

Number of Collisions per Second in Equal Size Particles

The Number of Collisions per Second in Equal Size Particles formula is defined as rate of collisions between Two equal size molecular species in a given volume, per unit time using Boltzmann's constant and viscosity of the solution.

v = (\frac{8 \cdot [BoltZ] \cdot T \cdot n}{3 \cdot μ})

Number of Elements in Union of Two Disjoint Sets A and B

Number of Elements in Union of Two Disjoint Sets A and B formula is defined as the total count of elements present in at least one of the Two given finite and disjoint sets A and B.

n (A∪B) = n (A) + n (B)

Intensity terms of Number of Photons absorbed in 1 second

The Intensity terms of number of photons absorbed in 1 second formula is defined as the intensity which is in terms of the number of photons which is absorbed in the time interval of 1 second.

I a = \frac{I}{E Quantum}

Number of Elements in Symmetric Difference of Two Sets A and B

The Number of Elements in Symmetric Difference of Two Sets A and B formula is defined as the total count of elements that are either present in a given set A or in another given set B but not in both.

n (AΔB) = n (A∪B) - n (A∩B)

Number of Tubes in Two Pass Square Pitch given Bundle Diameter

The Number of Tubes in Two Pass Square Pitch given Bundle Diameter formula is defined as the number of tubes that can be accommodated in a Square pattern having 2 tube pass in a shell and tube heat exchanger.

N Tubes = 0.156 \cdot {(\frac{D B}{D Outer})}^{2.291}

Number of Tubes in Two Pass Triangular Pitch given Bundle Diameter

The Number of Tubes in Two Pass Triangular Pitch given Bundle Diameter formula is defined as the number of tubes that can be accommodated in a triangular pattern having Two tube passes in tube side of a shell and tube heat exchanger.

N Tubes = 0.249 \cdot {(\frac{D B}{D Outer})}^{2.207}

Number of Quanta absorbed in 1 second using Quantum Efficiency of Reactant

The Number of quanta absorbed in 1 second using quantum efficiency of reactant formula is defined as the total number of photons absorbed in a photochemical reaction in a time of 1 second.

I quanta = \frac{R mol}{Φ r}

Number of Quanta absorbed in 1 second using Quantum Efficiency of Products

The Number of quanta absorbed in 1 second using quantum efficiency of products formula is defined as the total number of photons absorbed in a photochemical reaction in a time of 1 second.

I quanta = \frac{dN P dt}{Φ p}

Number of Teeth on First Gear given Center to Center Distance between Two Gears

Number of Teeth on first Gear given center to center distance between Two Gears formula is defined as the number of protrusions onto the periphery of a Gear that mesh with the teeth of another Gear to transmit motion.

z 1 = a c \cdot \frac{2 \cdot \cos (ψ)}{m n} - z 2

Side C of Triangle given Two Sides and Two Angles A and B

The Side C of Triangle given Two Sides and Two Angles A and B formula is defined as the length of side C using Angle A and B, and side A and B.

S c = S a \cdot \cos (∠B) + S b \cdot \cos (∠A)

Side B of Triangle given Two Sides and Two Angles A and C

The Side B of Triangle given Two Sides and Two Angles A and C formula is defined as the length of side B using Angle A and C, and side A and C.

S b = S a \cdot \cos (∠C) + S c \cdot \cos (∠A)

Side A of Triangle given Two Sides and Two Angles B and C

The Side A of Triangle given Two Sides and Two Angles B and C formula is defined as the length of side A using Angle B and C, and side B and C.

S a = S b \cdot \cos (∠C) + S c \cdot \cos (∠B)

Side A of Triangle given Two Sides and Two Angles A and B

The Side A of Triangle given Two Sides and Two Angles A and B formula is defined as the length of side A using Angle A and B and side B and C.

S a = \frac{S c - S b \cdot \cos (∠A)}{\cos (∠B)}

Side A of Triangle given Two Sides and Two Angles A and C

The Side A of Triangle given Two Sides and Two Angles A and C formula is defined as the length of side A using Angle A and C and side B and C.

S a = \frac{S b - S c \cdot \cos (∠A)}{\cos (∠C)}

Side B of Triangle given Two Sides and Two Angles A and B

The Side B of Triangle given Two Sides and Two Angles A and B formula is defined as the length of side B using Angle A and B and side A and C.

S b = \frac{S c - S a \cdot \cos (∠B)}{\cos (∠A)}

Side B of Triangle given Two Sides and Two Angles B and C

The Side B of Triangle given Two Sides and Two Angles B and C formula is defined as the length of side B using Angle B and C and side A and C.

S b = \frac{S a - S c \cdot \cos (∠B)}{\cos (∠C)}

Side C of Triangle given Two Sides and Two Angles A and C

The Side C of Triangle given Two Sides and Two Angles A and C formula is defined as the length of side C using Angle A and C, and side A and B.

S c = \frac{S b - S a \cdot \cos (∠C)}{\cos (∠A)}

Side C of Triangle given Two Sides and Two Angles B and C

The Side C of Triangle given Two Sides and Two Angles B and C formula is defined as the length of side C using Angle B and C, and side A and B.

S c = \frac{S a - S b \cdot \cos (∠C)}{\cos (∠B)}

Weight of Second Ion by Faraday's Second law of Electrolysis

The Weight of second ion by Faraday's second law of electrolysis formula is defined as the product of mass of first ion with the ratio of equivalent mass of the second substance to the first substance.

W 2 = W 1 \cdot (\frac{E 2}{E 1})

Reduced Second Virial Coefficient using Second Virial Coefficient

The Reduced Second Virial Coefficient using Second Virial Coefficient formula is defined as the ratio of the product of the second virial coefficient and the critical pressure to the universal gas constant and the critical temperature.

B^= \frac{B \cdot P c}{[R] \cdot T c}

Second Virial Coefficient using Reduced Second Virial Coefficient

The Second Virial Coefficient using Reduced Second Virial Coefficient formula is defined as the ratio of the product of the reduced second virial coefficient, the universal gas constant and the critical temperature to the critical pressure.

B = \frac{B^\cdot [R] \cdot T c}{P c}

Coherence Bandwidth for Two Fading Amplitudes of Two Received Signals

The Coherence bandwidth for Two fading amplitudes of Two received signals formula is defined as either phase or amplitude of Two recieving signals have higher degree of similiarity.

B fad = \frac{1}{2 \cdot 3.14 \cdot Δ}

BOD Loading to Second Filter Stage given Efficiency of Second Filter Stage

The BOD Loading to Second Filter Stage given Efficiency of Second Filter Stage formula is defined as the amount of organic matter in the wastewater that can be biologically degraded by microorganisms.

W' = V T \cdot F \cdot {((\frac{1 - E f}{0.0561}) \cdot ((\frac{100}{E 2}) - 1))}^{2}

Equivalent Weight of Second Element by Faraday's Second law of Electrolysis

The Equivalent weight of second element by Faraday's second law of electrolysis formula is defined as the product of the equivalent weight of the other given substance to the ratio of the mass of second ions to the first ions.

E 2 = E 1 \cdot (\frac{W 2}{W 1})

Height of Trirectangular Tetrahedron given Second Base and Second Right Angle Edge

Height of Trirectangular Tetrahedron given Second Base and Second Right Angle Edge formula is defined as the vertical distance from the acute triangular face of the Trirectangular Tetrahedron to the opposite corner where the right angle edges are joining, calculated using the second base edge, first right angle edge and second right angle edge of Trirectangular Tetrahedron.

h = \sqrt{\frac{1}{\frac{1}{{l e(Base2)}^{2} - {l e(Right2)}^{2}} + \frac{1}{{l e(Right1)}^{2}} + \frac{1}{{l e(Right2)}^{2}}}}

Volume of Trirectangular Tetrahedron given Second Base and Second Right Angle Edge

Volume of Trirectangular Tetrahedron given Second Base and Second Right Angle Edge formula is defined as the total quantity of three-dimensional space enclosed by the surface of the Trirectangular Tetrahedron, calculated using the second base edge and second right angle edge of Trirectangular Tetrahedron.

V = \frac{\sqrt{{l e(Base2)}^{2} - {l e(Right2)}^{2}} \cdot l e(Right2) \cdot l e(Right1)}{6}

Radius at junction of Two cylinders given radial pressure at junction of Two cylinders

The Radius at junction of Two cylinders given radial pressure at junction of Two cylinders formula is defined as a line segment extending from the center of a circle or sphere to the circumference or bounding surface.

r * = \sqrt{\frac{b 1}{P v + a 1}}

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