The power P (watts) of an electric circuit is related to the circuit's resistance R (ohms) and current I (amperes) by the equation P= RI 2. How is dR/dt related to dl/dt if P is constant?

Q: A small vegetable shop use the following electric appliances: (1) Two Air Conditioner of rating 1600…

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Q: Find the angle made by the vectors A and B given below A=(2,1,3). B=(3,-2,1).

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Q: The average electricity consumption of a house in Gainesville is known to be 924 kWh in a month (One…

A: Introduction: 1) kWh is the unit of energy and is defined as consumption of one kilowatt power in…

Q: Rearrange the equation  T = 2pi sqrt(L/g)  so that is has the form: T2= constant x L

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Q: Using the scalar product of two vectors, determine the angle between the two vectors listed below: Ã…

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Q: Part B Now find the magnitude of the magnetic field that will cause the charge to travel in a…

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Q: Vector A has a magnitude of 4.0 at 530 counterclockwise from + x-axis and Vector B has a magnitude…

A: Given value--- A = 4 unit  , 53 degree . B = 5 unit , 130 degree. We have to find--- A ● B

Q: A particular frost-free refrigerator uses about 720 kWh of electrical energy per year.    Express…

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Q: (d) An air compressor tank reads 40 psig and the atmosphere is 15 psia. What is the absolute…

A: Given, PGauge=40 psigPatm=15 psia

Q: 1. Calculate the dot product of vectors a and b: 30.0 B (2.40 m) y 0 A (3.60 m) 70.0⁰ 2. Sam has…

A: 1.  Dot product between two vectors is given by, A'.B' = |A| |B| cos(theta)         = 3.6 * 2.4 *…

Q: Use the definition of scalar product, ?→⋅?→�→⋅�→ = ab cos θ, and the fact that ?→⋅?→�→⋅�→ = axbx +…

A: The objective of the question is to calculate the angle between two vectors using the definition of…

Q: If  A=3ĵ, A⨯B=12î, and A·B=27, find B.

A: Given:A=3ĵA⨯B=12îA·B=27

Q: Find the angle 0 between the given vectors to the nearest tenth of a degree. U = 9i – 7j,V = 12i –…

A: Solution:-Given thatU→=9i^-7j^V→=12i^-2j^

Q: Given M = i +4j-6 k and N = 51-2ĵ- 6 k, calculate the vector product MXN. |k Need Help? Read It…

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Q: How do you find the of a vector product

A: Basic rules of the multiplication of vectors.

Q: How much efficiency would a solar panel of surface area A = 2 m² need to have to generate 1.7 kWh of…

A: Efficiency = output/input

Q: b) Convert the vector A= - ax at P(0,2,0) to cylinderical coordinat system.

A: The cylindrical coordinate system (r,φ,z) is shown below:   The transformation between cylindrical…

Q: P = 25 uc/m³ is distributed uniformly through a certain region. If V = 50 at y = 2 and V=< 90 at y =…

A: Given the volume charge density  = 25 micro.C/m3Voltage, V = 50  at y = 2V = 90 at y=5 ɛr= 2

Q: Problem 5: Two vectors in Cartesian coordinates have components A = (3, 1) and B = (2, y). a) If…

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Q: Please explain why square root of two is multiplited to the force of P in the following solution

A: The force P acts on the square plane BCGF, along the diagonal FC. It has components in the Y and Z…

Q: A rectangular tank that is 9 feet long, 5 feet wide and 6 feet deep is filled with a heavy liquid…

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Q: How much efficiency would a solar panel of surface area A-2 m² need to have to generate 1.4 kWh of…

A: Introduction: Solar power density is amount of solar energy that reaches on the surface…

Q: Find the mass of the solid with density p(x, y, z)

A: We must use cylindrical coordinates.

Q: 150 lb, 110 lb A 120 lb

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Q: Problem no 1: Find sum, difference and scalar and vetor product of vectors u = [-4,6], w = [0,4].…

A: Given vectors:u = [-4, 6] w = [0, 4]

Q: A cricket is chirping with an unknown power. If the sound intensity level of the cricket is 100 dB…

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Q: Hello,  I am confused on where to start on this problem, I think it's the ratio part of the…

A: Step down transformer , The number of the turns in the secondary coil (Ns) of the step Transfer is…

Q: Convert the following quantities as requested (no computation required): (a) 10 cg =  ___g (grams);…

A: (a) solution- We know that  1 cg = 0.01 g So, 10 cg = 10× 0.01g = 0.1 g = 10-¹ g (a)Answer=&gt; -1

Q: The demand function for specialty steel products is given, where p is in dollars and q is the number…

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Q: CFind the derivative of the function at Po in the direction of A g(x, y) = x - (y/x) + V3 sec (2xy),…

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Q: What is the slope a line that has two points with the coordinates (3,4) and (5,6

A: Let the coordinates having point be written as:- X1=3 -----(1) [Given] Y1=4 -----(2) [Given] X2=5…

Q: If you double the distance between two planets, what happens to the force of gravity between them?…

A: As the gravity force is inversely proportional to the square of distance, if the distance is…

Q: Tube 1 (left) radius r₁ 24 mm 40 mm 30 mm 16 mm 24 mm 30 mm 40 mm mass m 25 g 50 B 50 g 65 g 200 g…

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Q: The vector product of two vectors has maximum value, if the angle between them is 90º Select one:…

A: Suppose one vector is A→ and another vector is B→ The vector product of two vectors is calculated…

Q: Calculate δ numerically for θa=45∘.

A: Given,         The refractive index of diamond for red light is .         The refractive index of…

Q: Three vectors are given by: d = 21 – 35 + 5k, B = -2î + 7 – k and č = aî + 2ĵ – 4k. a) Find a, 2 ,…

A: We have been provided with three vectors so, we will solve them by breaking them into steps.

Q: Find the distance from the vertex of the right-circular cone to the centroid of its volume. Answer:…

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