Physics question and answers for July 04, 2023
- Q Correction to earlier question: Via the Born OppenheimerApproximation, How do you go about solving for the wave function ofH2+ and H2, once you've constructed the electronic schrodingereq?
- Q What is a breakdown of a periodization cycle of a 12-MonthBasketball Training Program for a NBA point guard including eachmicrocycle and macrocycle ?
- Q Calculate the binding energy for each nucleon of Silver-109. The units of the result must be in MeV / nucleon.The Silver-109 atomic mass is 101,004.78 MeV / C ^ 2
- Q There are three commonly-studied caching techniques. Name them.(Use all lower-case letters. If you would normally use a hyphen inan answer, use a space where the hyphen would be.)
- Q 2. Determine whether each of the following statements concerningline spectra are true orfalse.1. Electrons can absorb energy from being heated in a flame.2. Electrons are stable in excited states.3. Electrons...
- Q Problem 8. An iron sphere has a radius of 0.7 metersand its surface temperature is 400 K. It is surrounded by air whosetemperature is 300 K. The emissivity of iron...
- Q A 975-kg car (including the driver) crosses the rounded top of ahill of radius 88 m at a speed of 12 m.s-1.Calculate: (i) the normal force exerted on the car...
- Q Demonstrate that an advantage of choosing the center-of-mass asthe inertial reference system, is that the system's linear momentumof the two body system is zero.
- Q Since the coronavirus has had a major effect on much life, wewould like to have some information on how many people have had it,have it or do not have it....
- Q Q1). A particle, of mass 2.48×10-25 kg, has the samecharge as an electron, but positive, moves in a circle of radius5.82m at constant speed, due to the action a magnetic...
- Q A car going at 24 ft/s decelerates at a constant 4ft/s^2 to cometo a stop.a) Fill in the following table showing the velocity of the carevery second. Fill in a...
- Q There's a neat way to propagate light over long distancesindefinitely.A) If you had two positive lenses with focal length 100mm placedalong the same optical axis such that they are 200mm...
- Q Q1 )i) A project of room temperature measurement system is given toyou; in which you need to design every component of the measurementsystem. In connection to that, draw the block...
- Q A rectangular block of copper has sides of length 12 cm, 26 cm,and 37 cm. If the block is connected to a 5.4 V source across twoof its opposite faces,...
- Q Today, several security services are increasingly provided ascommon security services. These include audit and monitoringservices, authentication services, access management services,directory services, and a variety of detection, prevention, andmitigation services. What...
- Q Consider a circuit with an ideal ac generator with peak voltageof V0 connected to an inductor with inductance L, a capacitor withcapacitance C, and resistor with resistance R connected in...
- Q Four capacitors are placed within an 18.0 V circuit asfollows:Two capacitors 30.0 μF and 65.0 μF are connected in series withthe battery, followed by two capacitors 45.0 μF and 80.0...
- Q We have a region occupied by a homogeneous isotropic dielectricwith a relativepermeability of ?? = 1 and a relative permittivity of ?? = 4. Inthis region, the electric field has...
- Q An electron (mass m) is contained in a cubical box ofwidths Lx = Ly =Lz = L. It emits and absorbs light bymaking transitions among the lowest five energy levels.(a)...
- Q The physics ofsatellite motion around Jupiter.A 155 kg satellite is placed in orbit 6.00 x 105 m abovethe surface of Jupiter. The tangential speed of the satellite is3.99 x 104...
- Q In a local bar, a customer slides an empty beer mug down thecounter for a refill. The height of the counter is 1.44 m. The mugslides off the counter and...
- Q 1) Brushless DC Motor----a. Explain the working principle by supporting with visualswhich are drawned by yourself.b. Give at least five samples to the most common areas ofuse.c. Explain how to...
- Q Please answer the following questionDiscuss natural radioactivity in terms of α, β, and γradiation.Give equations for each illustrating what happens if theoriginal atom is given by AZM.b) State the law...
- Q Show explicitly that for very massive stars (opacity dominatedby Thompson scattering, pressure from radiation) that luminosity isproportional to mass.
- Q A point charge 4.80 μC is held fixed at the origin. Asecond point charge 1.40 μC with mass of2.80×10−4 kg is placed on the x axis, 0.260 mfrom the origin.Part...
- Q The most important processing step is to remove the dependenceof magnetic data on the magnetic inclination and convert the datawhich were recorded in the inclined Earth’s magnetic field to whatthey...
- Q Ships A and B leave port together. For the next two hours, shipA travels at 20.0 mph in a direction 70.0 degrees west of northwhile the ship B travels 80.0...
- Q an object m = 3.05kg rolls from rest down an incline plane, itscenter initially at a height of 7.55m above the bottom of the ramp.The inclination of the incline as...
- Q Block A in the figure below has mass 1.30 kg , andblock B has mass 2.85 kg . The blocks are forced together,compressing a spring S between them; then the...
- Q Lastly is the loop attracted or repelled by the wire? Orneither?
- Q If an electron in an atom has orbital angularmomentum with ml values limited by
- Q A Chemical company has to expand its production capacity tocater its growing local and international market .it has to decide between a large plant and a small plant to bebuilt...
- Q a 1m radius cylinder with a mass of 852.9 kg rolls withoutslipping down a hill which is 82.1 meters high. at the bottom ofthe hill what friction of its total...
- Q 1. An aortic aneurysm exists as a bulging out of the aortawalls, where the aorta walls are actually more elastic than normalaorta walls, and deform more in response to the...
- Q The question:A teacher is trying to figure out how fast he can throw aBaseball, but doesn't have a radar gun. He does have thefollowing:- Baseball- Soft styrofoam Block ( In...
- Q Do you think the cost of space exploration is justified? Toanswer this question with facts do the following: Listed below aretwo lists. List A has astronomy-related projects and List B...
- Q Estimate the eccentricity e of the earth’s orbit around the sunby taking account of the differing lengths of the seasons. Pleaseshow step by step.
- Q A roller-coaster car is starting from rest from the top of theslope of height H. As it reaches the bottom of the slope, it ismoving at 30 m/s along a...
- Q Consider photons of ionising energy incident on a small volumeof a medium and which interact in the medium. By referring to theresulting interactions and product particles, explain thedifference between the...
- Q The fermi function value is non zero within the band gap of asemiconductor. if the fermi level is within the band gap. Do youexpect electrons or holes to populateenergy states...
- Q Why is steel is a better conductor of heat thanbricks.
- Q When ultraviolet light with a wavelength of 400 nm falls on acertain metal surface, the maximum kinetic energy of the emittedphotoelectrons is 1.10 eV.What is the maximum kinetic energy Ko...
- Q What are the differences between when a laser is reflected offthe CD versus when it shined through the transparent part of theCD?
- Q A mass-spring system is in SHM in the horizontaldirection.PART AIf the mass is 0.35 kg, the spring constant is 11 N/m , andthe amplitude is 16 cm, what is the...
- Q Let's look at a super conductor: so resistivity really is zeroexactly, and some of our electrostatics assumptions about E=0 in aconductor and the charge is all on the surface really...
- Q Consider an elastic string of length L whose ends areheld fixed. The string is set in motion with no initial velocityfrom an initial positionu(x, 0) =f(x).LetL = 10anda = 1in...
- Q 1) Describe what polarization means inthe context of electric charges. Generally, under whatcircumstances would I see polarization happen? (describe how thecharges are distributed pre- and post- polarization). Water is saidto...
- Q Consider the wave functionΨ = Ae−α|x|Which of the following boundary conditions are satisfied by thewave function?Group of answer choicesΨ approaches zero as x approaches ±∞Ψ is single valued.Ψ is finite...
- Q Please list the important practical consequences of fatigue ofnano-Cu. Explain why they are useful.
- Q An electron is bound to a finite potential well. (a) If thewidth of the well is 4 a.u., determine numerically the minimumdepth (in a.u.) such that there are four even...
- Q in a couple of lines of math, derive an expression for the criticalminimum angle at which total internal reflection that can occurwhen light is incident from higher refraction index to...
- Q Is it possible for gravitational forces or gravitational wavesto affect electrical systems. For example, if one was traveling ina space ship and encountered some type of gravity related forces,would any...
- Q A coil lying in the plane of the page contains 40 turns (loops).The diameter of the coil is 5.00cm and its resistance is 12.0Ω. Itis in a uniform magnetic field...
- Q 1. Wireless charging seems like an incredible new technology -instead of having to plug in your phone or electric toothbrush, youcan just put it on top of a base (which...
- Q A single glass lens has a refractive index of 1.5 and radii ofcurvature R1=5cm and R2=-5cm. Write down the analytical andnumerical system matricies for the lens.Comparing these matricies, what is...
- Q (trig based physics) Please explain what is happening, I amtrying to LEARN how to do these problems as well!Ignore air resistance and gravity in all questions.1. When Hydrogen is heated...
- Q A space station is located in a gravity-free region ofspace. It consists of a large diameter, hollow thin-walled cylinderwhich is rotating freely about its axis. It is spinning at a...
- Q what is the plasmon excitation process?
- Q Find the expressions for the electric surface current density onthe wall of a rectangular waveguide for a TE10 mode.
- Q Does the eccentricity of the orbit increase or decrease as youshorten the initial distance of the planet from the star? Why wouldthis be the case? (Based on my data the...
- Q Show all of your work in thespace provided. Show all of your work to get full credit. Allanswers have to be in SI units(20 pints for eachquestions).2.Following are the two...
- Q Consider the one-dimensional motion of a particle of mass ? in aspace where uniform gravitational acceleration ? exists. Take thevertical axis ?. Using Heisenberg's equation of motion, find theposition-dependent operators...
- Q Howdo you go about solving for the wave function of H2+ and H2, onceyou've constructed the electronic schrodinger eq?
- Q Find the frequency of small oscillations for a thin homogeneousequilateral triangular plate if the motion takes place in the planeof the plate and the plate is suspended from one apex.
- Q When do I know what the tolerance of my capacitor might be? Thestamped value of my capacitor is 2.50x10^4F
- Q Q2Consider a solar cell made of semiconducting nanocrystals with abandgap energy of Wg = 0.67 eV. Determine the theoreticalefficiency when the solar cell is exposed to the radiation of a6000-K...
- Q 1) State the work-kinetic energy theorem with friction forceacting on the system ?2) For a rigid object undergoing circular motion, show that thetangential acceleration for each point on the object...
- Q There should be a half-line difference between odd and evenfields in a TV system using interlaced scanning. Explain why? Howis this made possible in practice?
- Q An electron is placed in a region with a 1010 V/m electric fielddirected in the positive x-direction. The electron escapes thisregion after traveling 14.0 cm. What is the kinetic energy...
- Q Given the two charged particles shown in the figure below, findthe electric field at the origin. (Letq1 = −26.00 nC andq2 = 7.00 nC.  Express youranswer in vector form.) q1 is...
- Q A crate of mass 10.3 kg is pulled up a rough incline with aninitial speed of 1.43 m/s. The pulling force is 93.0 N parallel tothe incline, which makes an...
- Q The left-field wall at a baseball park is 320 feet down thethird-base line from home​ plate; the wall itself is 38 feet high.A batted ball must clear the wall to...
- Q using java programI need only the tracing in detail, using my name \"NadaHamdan\"Part-A:Consider first ten letters of your name and for each letterencode with an integer number. For example: If...
- Q A paddlewheel is made by attaching 4 thin uniform blades oflength L and massmo to the exterior of a solid wooden disk of massM and radius R. The paddlewheel isfree...
- Q A long thin wire carrying a current I1 =10 A (out of page) islocated at (0, 0) and another wire carrying a current I2 =8A (intothe page) is located at...
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