Show Maxwell's equations
Q: 7.36* Show that the group velocity can be written as Ac dn n² dλ Vg C n +
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Q: A block with mass m =6.2 kg is hung from a vertical spring. When the mass hangs in equilibrium, the…
A: Given, Mass of block, m=6.2kg String stretches, x=0.21m Velocity, v=4.6m/s 1. The equilibrium…
Q: A block of width 2d and cross-sectional area infinitely large, it has a homogeneous volumetric…
A: Given: Homogeneous volumetric charge distribution = ρ Center of the slab is at y = 0
Q: Example 14 Sketch the transfer characteristics of a p-channel enhancement-type MOSFET if Vr = -5 V…
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Q: A uniform electric field is one that has the same magnitude and direction at every point in space as…
A: Electric field at a point is basically defined as force acting on unit positive test charge kept at…
Q: A wheel of radius R-1.0 m is spinning about a fixed axis at a cons is the angular speed o of the…
A: Given data, Radius R = 1 m, Angular speed ω=10 rev/sec.
Q: A process at constant pressure pressure takes n mole rigid diatomic from an initial temperature T to…
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Q: 21. Which law states the relationship between the electrostatic force and the separation distance…
A: To find which law states the relationship between the electrostatic force and the separation…
Q: Q 1 please
A: We are given the height of the cylinder. We find the diameter using vernier caliper. We first find…
Q: What is the escape speed of an electron launched from the surface of a 1.5-cm-diameter glass sphere…
A: Given: In this question, the given details are, To find the escape speed of an electron launched…
Q: 29. The average frequency of light emitted by a 100-watt bulb is 5 x 1014 hertz. How many photons…
A: Given: Bulb capacity 100 W Average frequency is 5×1014Hz Potential difference is 10,000 V
Q: A rod PQ of mass M and length L is hinged at end P. The rod is kept horizontal by a massless string…
A: Given: A rod PQ of mass M and length L is hinged at end P. The rod is kept horizontal by a massless…
Q: 2. If a box measures 3 ft long, 2 ft wide, and 2 ft tall, how many books (L = 8 in, W = 4 in, H = 1…
A: We are given dimensions of box. We are given dimensions of book. We first find the volume of box. We…
Q: On the figure, blocks A and B are connected by a string that loops around the wheel C. Blocks A and…
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Q: Consider a particle described by the following wavefunction for all values of x: (t, x) = N exp > {…
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Q: A parallel plate are condensel with are as dielectric has a capacity of 201F. What will be new…
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Q: A small ball of mass m with initial speed u horizontally collides with a rigid rod of length D and…
A: Given: In this question, the given details are, A small ball of mass m with initial speed or…
Q: 2. A 35-g bullet moving at 450 m/s strikes a 2.5-kg wooden block that is at rest. The bullet passes…
A: Given a bullet of mass m=35 g=0.035 kg moving at a speed ub=450 m/s strikes a wooden block of mass…
Q: 3 One brand of 12.0 V automotive battery used to be advertised as providing "600 cold-cranking…
A: In given question, we have potential difference of the battery , V= 12 volt, Current in the battery,…
Q: While doing a back squat, you're doing reps with 300 pounds on the barbell (total mass of the…
A: We are given the weight of barbell. This weight is along with the weights being put up on it. We are…
Q: A ball of mass M = 1.30 kg and radius r = 4.50 cm is attached to one end of a thin, cylindrical rod…
A: Given, Mass of the ball, M=1.30kg Radius, r=4.5cmr=4.5×10-2m Length of the rod, L=0.14m Mass of the…
Q: Find the magnitude of the difference between the total downward force at the top of the cube, and…
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Q: The top of the folding workbench has a mass of 50 kg with mass center at G. Calculate the…
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Q: A power line carrying a sinusoidally varying current with frequency f-60Hz and peak value /0=55kA…
A: Given: Frequency is 60 Hz Peak value is 55 kA Height is 7 m Height of rectangular wire is 2 m number…
Q: An aircraft is flying at an altitude of 31000 feet at a speed 81 produced with a pitot-static probe…
A: Solution: The temperature at the geopotential height h is given by, T=Tb+LbH-Hbat height of 31000ft,…
Q: A glass of 450.0 g water at 20°C is chilled using a 20.0 g icecube at 0°C. Assume that the mixing…
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Q: 17. A student gets on an elevator and stands on a scale. Before pressing a button, the scale reads…
A: Given: In this question, the given details are, A student gets on an elevator and stands on a scale.…
Q: For (i) the infinite square well, (ii) the finite square well and (iii) the quantum harmonic…
A: Here we have three cases: (i)infinite square well (ii)finite square well (iii)the quantum harmonic…
Q: A stream (J) of bullets of mass 21 g each has a speed of 501 m/s. They hit and come to rest (,)…
A: Given: Mass of bullets are 21 g Speed is 501 m/s Hitting bullets number are 10 / sec
Q: A thin conducting wire is bent into the shape shown in the figure. The circular portion of the wire…
A: Given: Radius of circular wire is 19 cm Current is 2.9 A
Q: 12. The figure below shows the velocity of a particle moving along the x-axis from time 0 ≤ t ≤ 10.…
A: Given velocity vs time graph. A particle moving along the x-axis from time 0 ≤ t ≤ 10. The position…
Q: A Carnot heat pump supplies 3900 W to keep a room at 23°C while drawing energy from the outside air…
A: As per the question the power entering the room is PH=3900Watt. Whereas the rate of energy or power…
Q: The International Space Station, which has a mass of 4.94×105 kg, orbits 258 miles above the Earth's…
A: Given, Mass of space, m=4.94×105kg Distance, d=258milesd=258×1609.34md=415209.72m Time of the…
Q: Object A has mass mA = 10 kg and initial momentum A= kg m/s, just before it strikes object B, which…
A: Given that:mA=10 kgmB=12 kgPA,i→=<22,-6,0> kg.m/s=[22i^-6j^] kgm/sPB,i→=<3,5,0>…
Q: The ratio of wavelengths of the last line of Balmer series and the last line of Lyman series is (b)…
A: Given: The wavelength of the last line of the Balmer series and last line of the Lyman series.
Q: waves propagate at 3.5 m/s along a stretch string. the end of the string is vibrated up and down,…
A: Given : Velocity of wave propagated is 3.5 ms-1, Time required to complete one cycle up and down is…
Q: In the figure shown, four charges are situated at the corners of a square of side length s. The…
A: Given charge system:
Q: Riding a Loop-the-Loop. A car in an amusement park ride rolls without friction around a track. The…
A: Given: height h and Radius of loop . In this problem we will use conservation of energy.…
Q: A meter bridge is balanced by putting 20ohm resistance in the left gap and 40 ohm in the right gap.…
A: We need to compute- Shift in null point=? The data given as- X=20 ohm R=40 ohm
Q: The type of galaxy that consists almost entirely of old stars and is thus less blue (more yellow and…
A: The type of galaxy that consists almost entirely of old stars and is thus less blue (more yellow and…
Q: i) Angular Displacement ii) Friction Force
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Q: 2) An electromagnetic wave in vacuum has an electricfield amplitude of 195 V/m. Calculate…
A: Given: Amplitude is 195 V/m
Q: Problem 15: A student created this diagram to account for the energy during a physical process, but…
A: from the figure we can see that, the potential energy(U) is decreasing and converting to the other…
Q: A pipe of length L connects to thermal reservoirs that are kept constant at temperatures T1 and T2.…
A: We have X = 0.4 L Temperature of thermal reservoirs = T1, T2 Temperature of gas = T
Q: An observable, q, is represented by an operator, . Assuming a system is in a state Ψ(x,t). a)…
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Q: Two imaginary concentric shells of radii 'a' and 'b' (ab (3) r<a.
A: For, the three cases, considering gaussian surface with radiuses r<a, a<r<b and r>b…
Q: 1 mol of an ideal gas at 35 kPa pressure is expanded isothermally at 300 K, against an external…
A: Given: Ideal gas is 1 mole Pressure is 35 kPa Temperature is 300 K External pressure is 15 kPa
Q: Calculate the heat needed for the expansion of a quantity of 0.064 Kg of saturated dry steam to a…
A: Given Data: Let given mass m=0.064 kg. 10 bar of pressure and saturation temperature Tsat=179.9°C.…
Q: Figure 1.52 shows a spherical shell of charge, of radius a and surface density σ, from which a small…
A: The electric field for charged spherical shell or conductor is given by, The field outside, Eout=σε0…
Q: A s B 3.766 h Sphere A with mass 1.8 kg is dropped from rest h = 9 m above the smooth ramp-shaped…
A: Due to gravitational force on the ball the ball will hit the block with some velocity and will…
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