1.- Prove that the following relations for the components of the orbital angular m [Ly, L_] = ihî, [1, L.] = ihLy & [1°, L,] = ô , [i?, £.] = ô %3D

Q: Starting from scratch, obtain Gauss’s law for an inhomogeneous medium. Obtain ∇.E for an inhomogeneo...

A: Gauss's law explains the total flux coming out of the enclosed surface. The Gauss law in terms of th...

Q: The force P causes the rigid arm ABC to rotate clockwise about pin A through an angle of 0.011∘. (Fi...

A: Given: ABC to rotate clockwise about pin A through an angle of 0.011∘. Determine the vertical displa...

Q: within the green dashed circle shown in the figure below, the magnetic field changes with time accor...

A:

Q: Given binding energies C(1s) = 290 eV, C(2s) = 20 eV, C(2p) = 10 eV. Assume X-ray source is a 1486.6...

A: Given data, Energy of the X- ray = 1486.6 eV Binding energy for 1s = 290 eV Binding energy for 2s = ...

Q: Constants A point charge q = 4.05 nC is located on the x-axis at z = 2.20 m, and a second point char...

A:

Q: Solve part 2,7,8,10 And Please tell me  Dimensionality  depends on what? Please solve with clear exp...

A: Given, Velocity fields of one two and three dimension

Q: Help

A: In the question above the three lengths of the triangle are given, which are a=5 b=9 c=12 in a right...

Q: Quantized energy is observable at room temperature (~300 K)? Calculate the smallest difference betwe...

A: The energy of an electron in a box of width D is given asE=n2h28mL2h is planck's constant=6.634×10-3...

Q: : the 555 can be used as (5 a timer O an oscillator O both O

A: NOTE: As per Bartleby Guidelines only one part has to be solved at a time. Kindly upload other parts...

Q: and its 9.4 x 10 If the

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Q: In the network shown, Find the voltage V and the current Is, for lo = 4 A. 42 6 V Is Select one: a. ...

A: Given Io=4A

Q: 2. Two balloons with charges of +3.37 µC and -8.21 µC attract each other with a force of 0 .0626 New...

A: Given data: The charge on the first balloon is q1=+3.37 μC. The charge on the second balloon is q2=...

Q: Integrated ConceptsEstimate the density of a nucleus by calculating the density of a proton, taking ...

A: ρ=mv  =m43πr3=1.67×10-27kg43π1.22×10-153=1.8×1015g/cm3

Q: A wavelength of 4.653μm is observed in a hydrogen spectrum for a transition that ends in the nf = 5 ...

A: Given:  wavelength, λ=4.653×10-6mnf=5R=1.090×107m-1ni=?  

Q: A) Explain briefly various theories of breakdown in liquid dielectrics. B) What are the requirements...

A: A) 1.  Suspended Particle Theory: Commercial liquids will always contain solid impurities either as...

Q: Give the mathematical representation of a spherical wave travelling outward from a point andevaluate...

A: The general equation of a spherical wave originating from a point source is given by:

Q: In the given circuit, what is the value of the current through the resistor R2? * R2 1k 10V 1k RI Si...

A: As we know that the potential barrier offered by Si is 0,7 Volts, and now we consider the following ...

Q: In a certain region, the electric field intensity is given by 2cosp" E = a, – (r sin g)a, + (4z² cos...

A: According to Maxwell’s equation in differential form, the value of volume charge density ρ in the gi...

Q: QUESTION 7 Consider a block of mass m = 5 kg being pushed up an incline with a coefficient of kineti...

A: # NOTE: Thank you for the question. As per the company honor code, we are allowed to answer up to th...

Q: Bubbles of air rise up through liquids due to: A) Surface tension and adherence B) viscosity and buo...

A: The buoyancy force acts on bubble, this buoyant force acts in the upward direction that is against t...

Q: Determine the distance between nearest (110) planes in a simple cubic lattice with a lattice constan...

A: Based on the various arrangement of atoms the units cells are classified as SC, BCC, FCC etc. In a s...

Q: Electron capture by 106IN.

A: Electron capture is a process of beta decay,  In which an electron in lower orbit is captured by nuc...

Q: Q:23) Hello, may i know what is the step to solve this kind of question, may you explain the steps w...

A:   Given Condition, For Electric Displacement,  for R<aD→(r→)= Qenclosed 4πR2 =0,for R<bD→(r→)=...

Q: 3. A zero-resistance rod of length 14.4 cm is being pushed along zero-resistance wires in a region w...

A: given,  length L= 14.4 cm magnetic field B= 2.00T Resistance R = 2.90 ohm force F =22.0N  

Q: The increasing order of the refractive index of certain materials is (left to right) ....... A) Rock...

A: The increasing order of the refractive index of certain materials is (left to right): OPTIONS: (A) R...

Q: The fact that BE/A is greatest for A near 60 implies that the range of the nuclear force is about th...

A: Introduction: Binding energy per nucleon of a nucleus is given as: BEA=ZmH+Nmn-Mc2A Here, Z is numbe...

Q: 2. The electric field vectors of two linearly polarized waves tra veli ng in unison through free spa...

A: Given: The electric field vectors of two linearly polarized waves: E1=x^2e+jπz V/mE2=y^e+jπzz-0.5 V/...

Q: The current density in a copper wire of diameter 1.02 mm is 1.75x10^5 A/m^2 . The number of free el...

A: according to the Ohm's law, current density J= Current/ area = neV  

Q: The motion of a mass-spring system with damping is governed by y"(t) + 10y'(t) + ky(t) = 0; y(0) = 1...

A: The differential equation of the damped spring mass system is given as :  y''(t)+10y'(t)+ky(t)=0 The...

Q: How do you find the last two?

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Q: Answer the attached question.

A: Given that, Eo = 2π2qe4mek2h2 ---(1) Where, me = Mass fo electron = 9.11*10-31Kg qe = charge on elec...

Q: 1. ) What happens with the work done in moving a test charge from a point very very far away up to p...

A: (1) Introduction: When an object is moved against the electric field it gains some amount of energy ...

Q: Solve 3b

A: (b) Let m denotes the mass, d denotes the distance moved, F denotes the force applied, θ denotes the...

Q: The flexible loop in the figure below has a radius of 14.0 cm and is in a magnetic field of magnitud...

A: Here due to change in magnetic flux an emf will be induced  according to Lenz's law 

Q: Some airliners use wires of aluminum (resistivity2.75 * 10^-8 Ω . m) rather than copper to reduce we...

A: We know that Ohm's Law is given as: R =VI ---(1) in the given question, length of aluminium wire,L =...

Q: A hydrogen gas discharge lamp is used as a coherent light source illuminating NN slits in a barrier ...

A: Given: The wavelength of the light used: λr = 656 nm (red) λcy = 486 nm (cyan) λbv = 434 nm (blue-v...

Q: α decay of 210Po , the isotope of polonium in the decay series of 238U that was discovered by the Cu...

A: Nuclear decay is the process by which an unstable nucleus will decay into a stable one by emitting r...

Q: Integrated ConceptsA neighboring galaxy rotates on its axis so that stars on one side move toward us...

A: Given: The speed of stars is v=200 km/s. The wavelength of line in Balmer series is λ=656.0 nm. Th...

Q: Activity 2. The block shown has a velocity VA = 25 m/s at A and a velocity VB = 15 m/s as it passes ...

A: Concept used: Equation of motion is used. Frictional force acts in direction opposite to motion of b...

Q: (S%) Problem 11: A bank of batteries, total emf ɛ = 7.5 V, is in a circuit with resistor R= 120 k2, ...

A: Since it is multipart queasiness,  the solution for the first three parts is provided here.

Q: When an L-R-C series circuit is connected across a 120 V ac line, the voltage rating of the capacito...

A: When an L-R-C series circuit is connected across a 120 V AC line, the voltage rating of the capacito...

Q: a) Draw a graph that shows the relationship between the frequency of the incident radiation and the ...

A: Given information: The graph of frequency vs kinetic energy: From the above graph we can identify t...

Q: help

A: From the given equation, vr=ΩR-ΩR0R0sinlvr=ΘR-ΘR0R0sinl                        ∵ΩR=ΘR1R-1R0=vrΘR0sin...

Q: Problem 1. What formula for Velocity would you use? I’m not sure how to do this problem. Would ...

A: Given information: The snapshots of the pulse:

Q: 3. Consider a hot-air balloon with fixed volume VB = 1.l m³. The mass of the balloon envelope, whose...

A: Given :       Fixed volume of the hot-air balloon, VB = 1.1 m3      Mass of the balloon envelope, mL...

Q: Q13: 12.75eV the energy which is needed to move an electron to another state. Find the new state, th...

A: The new state, the new orbital radius(r), the wavelength and the velocity of the electron in orbit.

Q: An electron accelerates through a potential difference of 50.0 kV in an x-ray tube. When the electro...

A: The electron placed in a potential difference gains electrostatic potential energy, which is convert...

Q: The figure below is a graph of the magnetic flux through a certain coil of wire as a function of tim...

A: By Faraday's law emf induces if equal to negative of the time derivative of magnetic flux. And time ...

Q: Consider a conductive bar sliding on a pair of parallel conducting rails with a uniform perpendicula...

A:

Q: Some of the most powerful lasers are based on the energy levels of neodymium in solids, such as glas...

A: When an electron absorbs a sufficient amount of energy E  it is excited to a higher energy level. Af...