3. A long cylindrical Ferrromagnet is oriented in the z-direction, and has an internal magnetic field B=1.5Tesla in the z-direction. (a) What is the equivalent surface current in Amperes/meter? (b) In what direction is the effective current flow? (c) Is this a super-current? dy

Q: please do part d

A:

Q: Two resistors, R1 and R2, with R2 < R1, are connected to a battery in several ways. Rank these four ...

A: The power consumed in the circuit is

Q: A converging lens with a focal length of 60 cm and a diverging lens with a focal length of -38 cm ar...

A:

Q: a 10 m long gliderwith a mass of 680kg is gliding horizotallythrough the air at 30 m/s when a 60 kg ...

A: Write the expression for conservation of momentum

Q: It's a statistical mechanics question.

A: Let the system of N distinguishable non-interacting objects consist of equally probable N+ ‘up’ stat...

Q: Solution from part AE=-KE=PE/2 (NOTE: Treat the cloud as two equal masses interacting gravitationall...

A:

Q: a) Show that ψν=1 is an eigenfunction of the Hamiltonian, and determine the energy of this state. b)...

A: (a) Differentiate the second eigen state w.r.t x

Q: The reading of voltmeter V, in Figure 13.31 is 5 V. What is the reading of V½? 13 (V) = 12 V (V2

A: From the circuit diagram,

Q: A thermometer is taken from a room where the temperature is 18C to the outdoors, where the temperatu...

A:

Q: A converging lens of focal length 8.09 cm is 21.4 cm to the left of a diverging lens of focal length...

A: The lens equation is

Q: 6. The quadriceps pulls on the patella with a force of 1000 N while the patellar tendon pulls on the...

A: Write the expression for compressive force from the given vector diagram

Q: Briefly explain your answer.

A:

Q: Problem 1: Black holes A black hole is a region of space where gravity is so strong that nothing, no...

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If y...

Q: A 66-kg pole vaulter running at 11 m/s vaults over the bar. Her speed when she is above the bar is 1...

A: Kinetic energy of Pole vaulter on the ground is

Q: A guitar string of length L = 1.01 m is oriented along the x-direction and under a tension of T = 79...

A:  

Q: Problem 4: An ideal diatomic gas in a cylinder near room temperature undergoes the cyclic process sh...

A: Calculating the work done, Change in internal energy and Heat change for Process A.

Q: see photo

A: Electric field due to a ring at a distance x along the axial line is,

Q: Given a 7.0 pF air-filled capacitor, you are asked to convert it to a capacitor that can store up to...

A: Write the expression for the energy stored across the capacitor. Rearrange equation (I) to obtain t...

Q: 2. An electromagnetic wave hits a student (in air) who measures a maximum electric field of E = (6.0...

A: Hey, since there are multiple questions subpart posted, we will answer first three questions. If you...

Q: Please help with question #1. Thank you.

A: Let the separation between the two narrow slits be denoted by d, let the distance between the slits ...

Q: By what fraction are the wavelengths in this star's spectrum shifted? note: As the answer here you a...

A: Using the Doppler Effect to solve for the frequency shift in the observed wavelength.

Q: A particle of charge -q1 is at the origin of an x axis. (a) At what location on the axis should a pa...

A: (a) For the electric field to be zero, the 2nd charge should be placed to the right of x = 2.8 mm. I...

Q: er B. Graphing Exercises: Construct a graph for each of the following sets of data. Using the graphs...

A: It can be observed that as mass increases, volume increases. This shows the direct relation between ...

Q: When an atom emits a photon in a transition from a state of energy E1 to a state of energy E2, the p...

A: Again, from conservation of momentum, The expression for the recoil energy of the atom is,  

Q: Astandardized biological microscope has an 4.0-mm-focal-length objective. You may want to review (Pa...

A:

Q: 3. Change of amount of bacteria is expressed by law N = t² + 2t. Find velocity of their reproduction...

A:

Q: What percentage of the incoming solar radiation (341.3 W/m2) gets reflected directly back to space b...

A: Radiation reflected by atmosphere and clouds is ~ 79 W/m2.

Q: Two eagles fly directly toward one another, the first at 13.5 m/s and the second at 22.5 m/s. Both s...

A:

Q: Problem 1. UA13 is used as a fuel in research nuclear reactor. Uranium-235 enrichment is 20%. Densit...

A: a) The thermal neutron reproduction factor η is defined as, Here ν is the average number of neutron...

Q: a 10 m board with a weight hangs by two ropes as shown below. if the board has a mass of 20 kg, what...

A: the two tensions acting towards upward direction , the weight of the board and the suspended weight ...

Q: An owl is carrying a mouse to the chicks in its nest. It is 4.00 m west and 12.0 m above the center ...

A: Write the expression for vertical distance covered

Q: What is the lateral magnification of this lens combination?

A: For the objective lens, the lens equation is given by

Q: The diagram below shows the wave crests for two sources that are totally in phase. For each of the l...

A: The figure represents the wave crest of two waves which are in phase. Let us assume the presence the...

Q: Assume two parallel conducting plates perpendicular to the z axis of Cartesian system. They are sepa...

A: The total electromagnetic momentum p is expressed and computed as,

Q: An electron and a positron are traveling toward each other, the electron with velocity +0.834c and t...

A:

Q: Consider a rectangular pipe with dimensions (Ax, Ay, Az), with insulating sidewalls (located at +Ax/...

A: (a) Write the expression for Lorentz force on the ionized plasma

Q: Can u please do number 8 only.

A:

Q: NASA's Saturn V rockets that launched astronauts to the moon were powered by the strongest rocket en...

A:

Q: Homework help please

A:

Q: 2) A dust particle has 1.00 x 10^16 protons and a net charge of 0.300 pico Coulomb. a) How many feve...

A: a) Number of fewer electrons is,

Q: Please help with question #3. Thank you.

A:

Q: Two long straight parallel wires separated by a distance of 20 cm carry currents of 30 A and 40 A in...

A: The diagram for the given problem is illustrated below;  

Q: A steel spherical object is pulled from an oven at temperature 500C and placed on a surface in an en...

A: Let the initial temperature of the steel spherical object be denoted as Ts . Let the temperature of ...

Q: Please help with question #3. Thank you.

A: The Rayleigh criterion for vision that is diffraction limited is expressed as follows 

Q: question 3.7 The position of a mass that performs a critically dampened motion at the end of a negli...

A:

Q: The figure below shows the standard setup for Young's double-slit experiment. The spacing between th...

A:

Q: An archer pulls her bowstring back 0.390 m by exerting a force that increases uniformly from zero to...

A: (a) Spring constant is,

Q: provide an explanation

A: Write the expression for the inductance of a solenoid.

Q: (a) At what distance x will the jogger first experience no radio signal, due to destructive interfer...

A: The relation between wavelength and frequency is given by, Here, c is the speed of light. From the ...

Q: With the switch in position A, the C1 = 10.2 r capacitor in the figure below is fully charged by the...

A: