Physics question and answers for July 15, 2023
- Q A 0.350-kg ice puck, moving east with a speed of 5.24 m/s, has ahead-on collision with a 0.900-kg puck initially at rest. Assumethat the collision is perfectly elastic.(a) What is...
- Q Â TropSun is a leading grower and distributer of fresh citrus products with three large citrus groves scattered around central Florida in the cities of Orlando, Eustis, and Winter Haven. TropSun...
- Q Givereal-life examples of population, sample, parameter, statistic,categorical data, quantitative data, discrete data, and continuousdata.Forexample: There are 100 sections of MAT150 in fall 2019 at BMCC, butonly 8 sections are Fully...
- Q 1. A person is standing in a room maintained at 20 degrees of Cat all times. The inner surfaces of the walls, floors, and theceiling of the house are observed...
- Q A solid 0.5350-kg ball rolls without slipping down a tracktoward a loop-the-loop of radius R = 0.8150 m. What minimumtranslational speed vmin must the ball have when it is a...
- Q The common isotope of uranium, 238U, has a half-life of 4.47×109years, decaying to 234Th by alpha emission.Part A: What is the decay constant? Express your answer ininverse seconds to three...
- Q Â QuestionThe call center of a major energy provider expects to be particularly busy during the early shift in the early Winter. During the early shift calls arrive at a mean...
- Q The iodine isotope 13153I is used in hospitals for diagnosis ofthyroid function. 732 μg are ingested by a patient. The half-lifethe iodine isotope 13153I is 8.0207 days and mass is...
- Q A muon is a type of unstable subatomic particle. When high-speedparticles from outer space (sometimes called \"cosmic rays\") collidewith atoms in the upper atmosphere, they can create muons whichtravel toward...
- Q Describe an experiment for electrostatic force and record yourexperiment with your phone.Describe your experiment and answer thefollowing questions about each object:Is it a conductor or an insulator?Is it charged or...
- Q Red light is incident in air on a 30o -60o - 90 o prism as shown. The incident beamis directed at an angle of φ1 = 47.6o withrespect to the...
- Q A 0.900-kg block attached to a spring with force constantk = 1.20 N/m oscillates with an amplitude equal to halfits natural length. The natural (un-stretched) length of the springis 18.0...
- Q 2.(a) Ball A is released from rest. It collides with thestationary ball B with a velocity 3.2 m/s;immediately after the collision ball A travels inthe same direction with velocity 2.3...
- Q Raman scattering from the CO2 molecule occurs on the symmetricstretch mode (see Fig. 23-22), which vibrates at 40 THz. If theusual isotope of oxygen (8 protons, 8 neutrons) is replaced...
- Q In this problem, consider Tom and Jerry in space and throwing aball back and forth. Initially, they are at rest with respect toeach other and are separated by a distance...
- Q Design a three part, 1D, Kinematics problem, Solve it (findingthe total time and distance traveled) and show it x(t), v(t), a(t)graph.make the initial x(t) as zero but the initial v(t)...
- Q A theme ride vehicle is moving uphill at a constant speed. Theslope of the hill is 10â—‹. The mass of the vehicle plus the ridersis 2000 kg. The vehicle is...
- Q A girl stands on the rim of a merry-go-round of radius 2.0 mthat is not moving. The rotational inertia of the merry-go-round(including the girl’s inertia) is 800 kg∙m2. She throws...
- Q Derive the density of states of electrons in a three dimensionalsolid. Using this density ofstates show that the specific heat of electrons (which is afermion) in a three dimensionalsolid is...
- Q On a frictionless, horizontal air table, puck A (with mass 0.250kg ) is moving toward puck B (with mass 0.400 kg ), which isinitially at rest. After the collision, puck...
- Q the magnet used in a stern gerlach experiment is .15 m long andhas a field gradient of dB/dz = 9T/m over its full length. If abeam of sodium atoms of...
- Q Explain how do we construct a standard curve in the UV/Visspectrometer lab,what do we use the standard curve for?
- Q a) What happens to the center spot as you slowly rotate thereplica diffraction grating about its geometrical center? (Rotatehere means to make the plane of the grating no longer perpendicularto...
- Q An insulated spherical shell of inner radius a1 andouter radius a2 has a charge density Ï=6rC/m4.(a) (2 pts.) Based on the symmetry of the situation, describethe Gaussian surface (if any)...
- Q Explain why the majority of stars visible in a telescope aremain sequence stars.What will happen inside the Sun 5 billion years from now whenit begins to become a red giant?The...
- Q Suppose each image is blurred with a 3 x 3 averaging mask; howwould the histograms change? What different values do you expect ineach of the new histograms
- Q (a) calculate the magnetic field, B required to produce adeflection of 0.25 rad in Thomson’s experiment, assuming the valuesV= 205 V, length, L = 4.9 cm, and d= 1.5 cm....
- Q For data to be actionable and valuable to businessprofessionals, it has to be clearly and effectively communicated tothe right stakeholders. Sharing data with the relevant people isoften done via a...
- Q 4. Light incident on a pair of slits produces an interferencepattern on a screen 2.5 m from the slits. Hint: Is the small-angleapproximation justified in the following?(a) Determine the wavelength...
- Q Artificial Intelligence Opinion PaperFor this assignment I want you to write an opinion paper onwhether you believe AI - artificial intelligence, is ever going tobecome as sophisticated as the human...
- Q A 5.0 kg rod with a length of 2.8 m has an axis of rotation atits center. Looking at the rod with its axis perpendicular to thispage, a force of...
- Q 1. Polarisation of light.2. Left Polarisation.3. Right Polarisation4. Circular Polarisation.
- Q Consider an experiment with a beam of relativistic particleshitting a target. Show that the cross- sectional area perpendicularto the direction of the beam propagation is a relativisticinvariant.
- Q 1. Can there be such a thing as an AC battery? Explain.2. If an AC voltmeter reads 42.0-V, what is the peak value ofthe time-varying voltage?
- Q 56)if you were licated haldway between earb and the moon whatacceleration would you have toward earth? the earth-moon separatjonjs 60 earth raddi (ignore the gravitational dorce of the moonbecause it...
- Q A gunman-in-training is practicing his shooting at the range. Heholds his gun at the same height as his target that is 50 m away.He shoots the bullet with a horizontal...
- Q Hi , I want some information aboutage of nanotechnology
- Q Assume you have a superscalar CPU with in-order issue andin-order instructions that uses 8 registers (R0-R7). The usualrules include: up to two instructions can be issued in one cycle;instructions have...
- Q 1) A ladder whose length L is 12 m and mass m are 45 kg restsagainst a wall. Its upper end is a distance h of 9.3 m above theground....
- Q Find the total electric field (vector) at the origin for charhes Xat (2.0, X/5) m, -X at (3.0, -2.0) m, and 2X at (2.5, 2.0) m.X=42
- Q A solid non-conducting cylinder is evenly charged with aconstant volume charge density, Ï (the charge is evenly distributedthroughout the volume of the cylinder). The cylinder has a radius,R, and length,...
- Q X-rays of wavelength λ = 0.140 nm are scattered from carbon.A. What is the Compton wavelength shift for photons detected atangle (relative to the incident beam) of exactly 45.0 degrees?Express...
- Q There is double-slit experiment of slit spacing d andapart from the screen as L. Let’s think about the mth brightfringe. Here m is positive integer. Then expand the distancebetween the...
- Q A block of mass M sits at rest at the top of a frictionlesscurved ramp of height h. After being released, the block is movingwith speed 4v when it collides...
- Q Assume your group made a breakthrough in designing square-shapedmicroprocessors on which square-shaped transistors can be placed.The size of one side your transistor measures 9 mm today. In threeyear’s time from...
- Q 2. The tentacle of a squidBy what percentage would a squid tentacle increase in lengthwhen a circumferential muscle contracts with a strain of 0.2?Answer: The ï¬nal length is 1.56 times...
- Q Describe the relationship between current and the speed ofelectron flow
- Q A satellite of mass 180 kg is placed into Earth orbit at aheight of 850 km above the surface.(a) Assuming a circular orbit, how long does the satellite taketo complete...
- Q Provide some definitions and descriptions of the following objectswith diagrams.1. Chandrasekar mass2. Critical cosmological density3. Gravitational wave4. Clusters of galaxies
- Q Entropy and the Sun The surface of the Sun hasa temperature of 5500∘C and the temperature of deep space is3.0K.Find the entropy increase produced by the Sun in one day,given...
- Q When we experiment, we always want to think about sources ofexperimental uncertainty. In the lab \"Measurement and Uncertainty\"you learned about random errors and systematic errors. Let's thinkabout some potential sources...
- Q 7.Construct a time series plot. Comment on what type of patternexists in the data.Use a regression model with dummy variables as follow toexplain sales: Qtr1 = 1 if quarter 1,...
- Q For each of the following pairs of hypothetical datasets, decide which mean is larger and which standard deviation islarger. Explain your reasoning.1. price of menu items at a fancy restaurant...
- Q Metro Telcom Systems develops, sells, and installs computersystems. The company has divided its customer base into fiveregions, and it has 15 representatives who sell and install thecompany’s systems. The company...
- Q The famous Science Fiction author, Arthur C. Clarke, came upwith the idea of a geosynchronous communication satellite in 1945,20 years before the first one, the Intelsat I, was launched. Thisis...
- Q Calculate uKRun #Experimental ConditionTotal Block Mass (M)Total HangingMass (m)MeasuredAcceleration(“slope valueâ€)CalculatedµkWooden Surface1Initial Block MassInitial Hanging Mass0.324 kg0.1 kg0.22 m/s22Initial Block MassDoubled Hanging Mass0.324 kg0.2 kg1.5 m/s23Doubled Block MassDoubled Hanging Mass0.648 kg0.2...
- Q a 250 gram brick is launched with an initial speed of 20 mph upa wooden ramp that is inclined at a 40 degree angle. thecoefficient of kinetic friction between the...
- Q Calculate the minimum mass at which gravity and pressure balancefor a cloud composed only of hydrogen and helium that cannot coolbelow 100k. Assume that density is the same, 300 particles...
- Q Describe how Amp`ere’s force law and Amp`ere’s law formagnetization fields can be used to explain the forces betweenpermanent magnets. From this perspective, how does the arrangementand orientation of the magnets...
- Q At t = 0 the 4x1030Kg Sun has a velocity of <-7x104, -6x104,-8x104> m / s and is located at <-2.00x1012, -5.00x1012,-4.00x1012> m relative to the center of the universe....
- Q A 40.0N force at an angle of 40.0° pulls a 5.00 kg block, itselfattached to a spring (k = 30.0N/m). Theblock and the surface have a kinetic friction coefficient of...
- Q what static equilibrium is. Give three examples of (non-trivial)static equilibrium in the real world (e.g. a suspension bridge isheld up by several cables that apply forces and torques in variousdirections,...
- Q The amount of time until a laptopbreaks down follows a an exponential distribution which has thefollowing distributionF(x)=       1 – exp(-?x),        if x ≥ 00                  ,    otherwiseThe parameter ?=1, the population mean...
- Q Typical blood velocities in the coronary arteries range from 10to 30 cm/s. An electromagnetic flowmeter applies a magnetic fieldof 0.27 T to a coronary artery with a blood velocity of...
- Q A plane is maintaining a 270â—¦ heading at 37â—¦ N latitude, with anair speed of 560 miles per hour. the cruise control is engaged,using a pressure altimeter while over the...
- Q (a) Find four angles, one in each of the quadrants, with thereference angle of 4â—¦ . Your angles should be between 0â—¦ and 360â—¦ .That is, for all four of...
- Q You and your friend Paul want to have a bet on how fast it cantake to reach another friend Peter who is near the star Sirius B.Knowing that the star...
- Q Silver has two stable isotopes. The nucleus, 10747Ag, has atomicmass 106.905095 g/mol with an abundance of 51.83% ; whereas10947Ag, has atomic mass 108.904754 g/ mol with an abundance of48.17%. What...
- Q A Rydberg atom is an atom whosevalence electrons are in states with a very large principal quantumnumber n. This means it has a probability cloud with alarge amplitude a large...
- Q Express the system input using Fourier seriesf(t) = 0.05sin3t
- Q Microwaves have wavelengths ranging from about one meter to onemillimeter. What are the ranges of energies and frequencies ofmicrowaves?
- Q Explain how the The Twin Paradox paradox arises when we use oureveryday experience of space and time as absolutes. To the best ofyour ability, resolve the The Twin Paradox paradox.
- Q Why may the levels of radiation exposure be greater inside ofsome buildings than in open spaces?
- Q Exercise 6:A) How does the Heisenberg Uncertainty (with momentum andposition) force us to abandon a deterministic universe?B) In what important ways is the Bohr model of the atomincompatible with quantum...
- Q Why does the cosmic ray intensity varya. with altitude and,b. with latitude?
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
- Unlimited Question Access with detailed Answers
- Zin AI - 3 Million Words
- 10 Dall-E 3 Images
- 20 Plot Generations
- Conversation with Dialogue Memory
- No Ads, Ever!
- Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!