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Find the current I_N, required to establish a flux of 2 mWb in the air gap of the magnetic structure shown in the figureThe structure is made of silicon
From the conditions in part (b), derive a transcendental equation determining the bound state energy E.
According to its package, a 100 watt light bulb emits 1140 lumens. For simplicity, assume the bulb provides isotropic illumination.
The container can be modeled as a perfect cylinder with a radius of 9 inches and no end caps.The height of the bed of the pickup truck is H=20 inches.
A block slides on a semicircular frictionless track. If it starts from rest at position (A), What is its speed at the point marked.
A child playing marbles shoots a marble directly at another marble at rest. The first marble stops, and the second marble continues in a straight line.
Dry air will break down and generate a spark if the electric field exceeds about 2.95 x 10^6 N/C. How much charge could be packed onto a green pea
A perfectly insulated container contains 70 g of water and has a small heater immersed in water. The temperature of the water is 40 degrees Celsius.
Consider a body of flowing water, such as a river. We can describe the flow of river water mathematically by a vector field that describes the water velocity
Explain the answers to a and b above in terms of the energy changes that occur during the flight of the stone from A to C.
Consider a generator constructed as shown in the attachment. The loop in this generator rotates at an angular rate of w
The region between the conductors is air. Ke =1/4*pi*epsilon= 8.98755e9 N m^2/C^2.
The core illustrated is 1 cm thick. All legs are 1 cm wide, except for the right-hand side vertical leg, which is 0.5cm wide.
Calculate the energy of the neutron emitted in the forward direction by a beam of 150 keV deuterons undergoing the D-T (deuterium-tritium).
Argue that the critical temperature of the phase transition to the Bose condensed state is given by kTc = h? ³v(N/?(3))
The block is released a height h = 3.91 m above the bottom of the loop.What is the force of the inclined track on the block at the bottom (point A)?
When a block of insulating material such as Lucite is bombarded with electrons, the electrons penetrate into the material and remain trapped inside
The capacitance is 120 microFarads. What is the potential difference across the capacitor plates?
A capacitor has a charge of 30 uC (fancy u). The potential difference between the conductors is 400 is V. What is the capacitance?
15kg block of ice is placed on a horizontal table. It is pushed back compressing a spring .045m, and the spring's constant is 1900N/m.
Classical expression for kinetic energy must be multiplied in order to get the relativisitically correct kinetic energy.
A circuit board with a dense distribution of integrated circuits (ICs) and the dimensions of 120mm by 120mm on a side is cooled by a parallel flow
The electric field strength 4.10 cm from a very wide charged electrode is 4000 N/C. What is the charge (in nC) on a 2.00-cm- diameter circular segment
We take the radius of the Earth to be 4000 miles, so r = 5000 miles. Suppose that the rocket is fired "horizontally".
H=IN/l and L=N*change in magnetic flux/change in coil current