Physics question and answers for July 06, 2023
- Q is the solar system isolated
- Q Quantum Mechanics. Applying the equation for exponential operators and conmutators, obtain the expression that XPX becomes after a finite translation T(a).
- Q Discuss CARS (Coherent Anti-Stokes Raman Scattering)microscopy and its applications.I dont understand the process which two lasers (stokes &pump) interact together in the sample and causing a vibrationalmode. Please describe this...
- Q For each of the situations below, write three differentequations for x(t) that all describe the samemotion. One of your three equations must use sine, one of yourthree equations must use...
- Q '' Given a fixed fluorescently labeled sample with athickness of 80 mm which technique would you use to obtain in depthimages with the best resolution? Describe the basic principles ofthe...
- Q Air will demonstrate compressibility effect due to variation inpressure as it travels deep into and out of the mine. Assuming 5%as a mathematically significant effect, at what elevation above orbelow...
- Q A figure skater is spinning slowly with arms outstretched. Hebrings his arms in close to his body and his angular velocitychanges by a factor of 4. By what factor does...
- Q Kepler used the precise observations of the positions andmovements of the planets and labored many years to mathematicallydetermine that the orbits of the six planets known at the time werein...
- Q Two engineers A and B are given identical samples of 1 kg air at100 kPa pressure and 300 K temperature. They are both asked tocompress the air in order to...
- Q Could anyone explain me in simple words what is being said inthis topic from Feynman Lectures Vol.1 Chapter 4 topic 4-2Gravitational Potential Energy (great book and author btw)...pleaserefer to the...
- Q Two speakers, A and B, are at the same point on an x-axis andeach emits sound with a wavelength of 0.25 m. Speaker B's phaseconstant is 260 degrees larger than...
- Q Imagine that the Earth’s rotational axis was tilted 90 degreesrather than 23.5 degrees (so the polar axis would point towards theSun twice a year). Describe the apparent motion of the...
- Q 8IP Two strings that are fixed at each end are identical, exceptthat one is 0.530 cm longer than the other. Waves on these stringspropagate with a speed of 34.2 m/s...
- Q Explain how neutron diffusion theory is related to physicalreality. Does this theory describe the actual phenomenon, or doesit provide only approximation? If only an approximation, thenexplain what is being captured...
- Q The gamma ray was fired with a Mev 7 energy, and itfell on a lead barrier and stopped inside it behind the barrier.There was a gamma ray spectrometer. As a...
- Q Consider a proton moving with a speed of 7.0 × 103 m/s.a) Calculate the de Broglie wavelength of this proton.Consider an electron having a de Broglie wavelength that matchesthat of...
- Q Derive the continuity equation and the torque balance equationfor the water wheel. Show that the Lorenz system does not have anyquasi periodic solutions.
- Q a) Show that the real and imaginary parts of (2.41) agree withthe first two solutions in (2.33).eq 2.41:- μ+(t) = μ+(0)e−iω0teq 2.33:- μx(t) = μx(0) cos ω0t + μy(0) sin...
- Q A uniform cylindrical turntable of radius 1.90 m and mass 28.2kg rotates counterclockwise in a horizontal plane with an initialangular speed of 4Ï€ rad/s. The fixed turntable bearing isfrictionless. A...
- Q Briefly discuss integral dosimetry on a LINAC with respectto:(i) Advantages and disadvantages of a diamond detector inradiotherapyapplications.(ii) Compare the energy response of diamond and silicon detectorsfor application inquality assurance in...
- Q An electron has a kinetic energy of 2.17E-17 J. It moves on acircular path that is perpendicular to a uniform magnetic field ofmagnitude 5.13E-5 T. Determine the radius of the...
- Q An LED has a forward voltage drop of 2.25 V. As seen in thefigure, it is in series with: an AC source of V(t)=V0sin(2Ï€ft) withV0= 4.00 V, f=1 Hz, and...
- Q Make a circuit with a Arduino that:• Has 2 digital pins, each pin connects to the base of atransistor, which thenacts as a switch to turn on/off the LED• Connect...
- Q If the magnification is negative valuea.The image is uprightb.The image can be either upright or upside downc.The image is upside downd.The image size is reduced
- Q (A): Consider a head-on, elastic collision between two bodieswhose masses are m and M, with m<<M. It is well known that ifm has speed v0 and M is initially at...
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