Physics question and answers for July 09, 2023
- Q What's the relationship between gamma radiation and the makingof free radicals
- Q A body A, of mass 5 kg, is moving with velocity (−4i+3j) m s−1when itcollides with a body B, of mass 2 kg, moving with velocity(3i−j) m s−1.Immediately after the...
- Q Discuss the importance and key role of Bragg’s law in X-raydiffraction experiments.Describe the developments in experimental approaches, advancesin instrumentation and techniques in X-ray diffraction experimentsfrom the era of vonLaue to...
- Q A major attraction in Entebbe, Uganda, is to watch water drainfrom a bucket on both sides of the equator and observing whichdirection the water spins.a) Estimate the Rossby number for...
- Q An RLC series circuit consists of a 450-Ω resistor, a 3.00-mFcapacitor, and a 1.00-H inductor. The circuit is driven by a powersource that oscillates at 20.0 Hz and has an...
- Q In your own words, being as specific as possible, describe whatoccurs inside an atom to create the emission spectrum for any givenelementIn your own words, being as specific as possible,...
- Q Choose the correct statement(s) about the values of the quantumnumbers according to the Quantum Model of the Hydrogen Atom:The maximum allowed value of the orbital quantum number is(n-1).The allowed values...
- Q A hoop with a mass of 3.15 kg starts from rest at the top of aramp. The ramp is 5.0 m long and 2.1 m high. What is the rotationalkinetic...
- Q A 269 nm thin film with index of refraction 1.71 floats on water(with index of refraction 1.333). What is the largest wavelength ofreflected light for which constructive interference occur? Answerin...
- Q (A) Describe the difference between Diffraction and Scatteringin fading procedure. [5 marks](B) Identify the numerical value for the status of the sine wavein the third period. Consider amplitude as x,...
- Q Describe how to go about building a force table and comment onthe importance of unit vectors in this process..
- Q 1. Sketch and name the parts of manipulator? Give some exampleof robot End effector:2. What are the basic components of a robotic system? Explainthe functions of each of the components...
- Q (b) [6] For a more realistic case in which the comet experiencesgravitational forces, consider a comet approaching Earth. Estimatethe distance from the Earth (in Earth radii) at which Earth’sgravity begins...
- Q Lenz's law explains the induced electromagnetic force so that thedirection of the induced conductor is vertical or opposite?
- Q a.We have radioactive material with the chemical formula(Ce,La,Nd,Th)(PO4,SiO4).A sample has 5%, 10%, 25% and 100% of this material. calculate theactivity of the samples.b.would activity be different if the samples with...
- Q An incandescent light bulb uses a coiled filament of tungstenthat is 580 mm long with a diameter of 46.0 μm. At 20.0∘C tungstenhas a resistivity of 5.25×10−8Ω⋅m. Its temperature coefficient...
- Q Why can the atmosphere on the synoptic scale be considered anincompressible fluid? Under what conditions is this true?
- Q It is not possible to do a Stern-Gerlach experiment on a freeelectron to measure its spinmagnetic dipole moment; it is only possible if the electron isin a neutral atom. Explainwhy....
- Q Do some quick research on how you would build a capacitor. Yourtextbook might have instructions, or you might find ado-it-yourself (DIY) website or video that describes the procedure.Read through or...
- Q Two electrons are in a one-dimensional box, and have theindividual wavefunctions ψ ( x 1 ) = 2 L sin ⡠( π x 1 / L ) , ψ...
- Q Consider a particle of mass m that can move in a one-dimensionalbox of size L with the edges of the box at x=0 and x = L. Thepotential is zero...
- Q Can someone provide an expandedexplanation on the statement that the Higgs field is already 3/4detected?Link to ref (@nic, sorry I left it off, do a quick search onHiggs to find...
- Q Example 13-12 depicts the following scenario. A0.980 kg block slides on a frictionless, horizontal surface with aspeed of 1.40 m/sm/s. The block encounters an unstretched springwith a force constant of...
- Q A carrier signal with unit amplitude and frequency fc1 = 50 kHzis modulated with a message signal?1(?)=2cos(2??1?), where f1 = 15 kHz, to produce a DSB-SC signal.This DSB signal must...
- Q A long metalic strip 1.8 cm wide and 1.0 mm thick is placed in a1.4-T magnetic field as in the (Figure 1). When a steady current of17 A passes through it, the...
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