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A extraction plant uses an applied emf of 3.0v and a current of 310000 A. One tonne of Aluminium is extracted after 16 hours. What is the power consumption of the electrolysis?
A rock climber of mass 55 kg is hanging suspended from a rope tied to another climber ofmass 65 kg on a horizontal cliff ledge. If the coefficient of kinetic friction between the climber on the led
At an altitude of 300 m the field has magnitude 60.0 N/C; at an altitude of 200 m, the magnitude is 100 N/C. Find the net amount of charge contained in a cube 100 m on edge, with horizontal faces at
A plane sinusoidal electromagnetic wave in air has a wavelength of 3.84 cm and an E-field amplitude of 1.35 V/m. What is the B-field amplitude?
An electromagnetic wave with frequency 65.0 Hz travels in an insulating magnetic material that bas dielectric constant 3.64 and relative permeability 5.18 at this frequency. The electric field bas
A generator rotates at 85.Hz in a magnetic field of 0.030 T. It has 1000 turns and produces an rms voltage of 150 V and rms current of 70.0 A. (a) What is the peak current produced?
What should the output voltage of the transformer at the generating plant be for an overall transmission efficiency of 98.5% assuming a perfect transformer?
Two positive point charges, q1= +16x10-6 C and q2 = +4 x10-6 C, are separated by a distance 3 m. Calculate the distance d between the charges where the net electric field is zero.
When the heat flow through until area of a sheet of insulating material of thickness 3.0mm is 8.0kWm-2 the temperature drop across the sheet is 100K. Calculate the thermal conductivity of the mater
An object 60cm tall is placed at different location in front of a concave mirror whose radius of curvature is 50cm. Determine the location of the image and its characteristics when the object is
The terminal velocity of the raindrop is limt→∞ v(t). Find an expression for the terminal velocity in terms of g and k.
what is the maximum height this rocket will reach above the launch pad? How much time after engine failure will elapse before the rocket comes crashing down to the launch pad?
How do you explain the difference between voltage, resistance and current to a 10 year old child? also what analgoies will hinder and help their understanding.
Always with the same throttle setting, the boater continues to travel upstream for another 50.6min and then returns downstream to her starting point, which she reaches just as the same log does. Cal
A train consists of 50 cars, each of which has a mass of 7.2× 103kg. The train has an acceleration of+7.9 × 10-2m/s2. Ignore friction and determine the tension in the coupling(a)between th
What is the net effect of aerosols on climate? Answer must be 400-500 words and fully referenced
Consider using the mesh command in Matlab. Turnin your plot along with the m-file that produced it. Also include a qualitative dispersion curve sketch that demonstrates the operating point at which
Calculate the volume flow rate of the water.c) The fountain is fed by a pipe that at one point has a radius of7.00 x 10^3 m and is 3.00 m below the fountain's opening. The density of water is 1.0 x
Car A accelerates at 1.5 m/s2 to a top speed of 5.0 m/s and then continues at a constant velocity until it strikes car B. Calculate the total time for car A to travel the 15.0 m.
A point charge Q is located a distance r>R from the center of a nongrounded conducting spherical shell with radius R and net charge that is also Q. If the point charge is very far from the shell, t
The three sp2 hybridized orbitals in carbon atom may be written as linear combinations of 2s, 2px, and 2py orbitals:\(h_{1} = s+ \sqrt{2p_{y}}\),\(h_{2} = s+ \sqrt{\frac{3}{2}p_{x}}-\sqrt{\frac{1}{2}p
What is the average value of the orbital angular momentum, L, for the hydrogen atom if the electron is in the 3d orbital? Note that the average value of L can be written as <L> = <L^2>^(1/
Energy and momentum of electromagnetic waves/photons.In a photoelectric experiment, light with a wavelength of 250 nm hits a certain material. When a negative potential of 0.48 volt is appli
Consider the ?^0, which is a member of the baryon decuplet.Write down the spin-flavor-wavefunction for the ?^0. Assume the maximum possible value for S_z for the spin part.Evaluate the magnetic moment
The manufacturer of the Roto-Dyne wheel reports that the mass of the wheel's rotating components is 1.41+- 0.05 kg. Assuming the wheel is a uniform disk, calculate an estimate of the wheel's moment of