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Q: Historical dataindicates that only 20% of cable customers are willing to switchcompanies. If a binom...
A: Given: Only 20% of cable customers are willing to switch companies. Sample of 20 cable cu...
Q: Calculate the resistance if 5 A of electric current flows through a conductor having potential diffe...
A: Current = 5 A Potential difference = 15 V
Q: Two waves y1 and y2 each of frequency f=5 Hz, wavelength A=2 m, amplitude A=0.4 m travel in the nega...
A: Answer: Given two waves of
Q: Directions: Complete the given table by finding the ratio of the planet’s time of the revolution to ...
A: Given: Planet Average Radius of Orbit Times of Revolution Mercury 5.7869 × 1010 7....
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Q: P3 Find the approximate formula expressing the mutual inductance of two thin coaxial loops of the sa...
A: Given: The radius of the loops: a The loops are separated by a distance: l
Q: In a nonmagnetic material electric field intensity is given by E =16 cos(4*108t- X) ay V/m The relat...
A: Electric field intensity is given by: E=16cos4×108t-kxayV/m
Q: A train, of mass 22 tonnes, moves along a straight horizontal track. A constant resistance force of ...
A: The power output of the engine can be written as, P=wt =F.dt =FvF=Pv ...
Q: A magnetron in a microwave oven emits electromagnetic waves with frequency f = 2450 MHz. what magnet...
A: Given data f=2450 MHz
Q: Show work
A: Given: The wavelength of the light is 559 nm. The number of lines per cm in the diffraction grating ...
Q: A linear particle accelerator using beta particles collides electrons with their anti-matter counter...
A: 1. Given, The velocity of the electron is,v=77×106m/s Mass of electron,me=9.109×10-31Kg Mass of two-...
Q: Human skin is relatively insensitive to visible light, but ultraviolet radiation can cause severe bu...
A: It’s not just humans. UV can burn any tissue not protected by feathers, scales, fur, or lots of mela...
Q: For a box with infinitely wall, the potential is maximum at: a. X=L/3 b. X=L/5 c. X=L d. X=L/4
A: pleases see the next step for solution
Q: Consider a system consisting a book and the earth, interacting via the gravitation force. What will ...
A: We analyse the situation and see how the energy changes.
Q: When a crate with mass 25.0 kg is placed on a ramp that is inclined at an angle a below the horizont...
A: Given data m=25 kga=4.9 m/s2a'=9.8 m/s2
Q: A coil consisting of 100 circular loops with radius 0.60 m carries a current of 5.0 A. Find the magn...
A: Given that,Number of circular loops (N) = 100Radius of coil (r) = 0.60 mCurrent in the coil (I) = 5 ...
Q: Question: The system given in the figure below has a self-weight effect of g = 2 kN / m. The most un...
A: Given: E=3×107kN/m3I=0.0045 m4 Formula used: V(L)=-316PL3EI
Q: In an R-C circuit, a resistor, an uncharged capacitor, a dc battery,and an open switch are in series...
A: In an R-L circuit, a resistor, aninductor, a dc battery, and an open switch are in series. In an...
Q: i need the answer quickly
A: “Since you have asked multiple question, we will solve the first questions for you. If you want any ...
Q: A metal surface is illuminated with photons with a frequency f=1.5 ×10 ^15 Hz. The stopping potentia...
A: Given:- frequency f=1.5 ×1015 Hz. The stopping potential for electrons photo emitted from ...
Q: If light with = 20 nm strikes potassium, what is the maximum kinetic energy Kmar of the ejected elec...
A: The problem can be solved by using the photoelectric effect. Photoelectric effect, the phenomenon i...
Q: Light from the star Sirius takes 8.61 years to reach the earth. What is the distance from earth to S...
A: Given: Time, t=8.61 year
Q: D3.3. Given the electric flux density, D = 0.3r²a, nC/m? in free space: (a) find E at point P(r = 2,...
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Q: Does a refrigerator full of food consume more power if the room temperature is 200C than if it is ...
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Q: A uniform rod is 2.00 m long and has mass 1.80 kg. A 2.40 kg clamp is attached to the rod. How far s...
A: Given, Mass of 1st rod,m1=1.80kgLength of 1st rod,L1=2mMass of 2nd rod,m2=2.40kgCenter of mass,xCM=1...
Q: A microscope has an objective lens with focal length 3.0 mm and an eyepiece with focal length 20.0 m...
A: Given: Focal length of an objective lens is fo=3.0mm. Focal length of the eyepiece lens is fe=20.0mm...
Q: 2.3) A straight horizontal copper rod carries a current of 50.0 A from west to east in a region betw...
A: Force on a current carrying wire of Length L in a magnetic field B is given by F=I ∫(dl x B) Here dl...
Q: To determine whether a frog can judge distance by means of the amount its lens must move to focus on...
A: As we know power of lens is inversely proportional to focal length.
Q: A thin, 50.0-cm-long metalbar with mass 750 g rests on, but isnot attached to, two metallic supports...
A: Given data L=0.5 mm-0.75 kgB=0.45 TR=25ΩR'=2Ω
Q: 1. Find the tension T in the cord with a weight W of 200 Ibs, suspended thru a cord C which is divid...
A: Given: The weight suspended from the cord is 200 lbs. Introduction: Tension is described as the pull...
Q: Advanced Physics Question
A: The Tension(T) in the string. given, mass of the stringm=100 g=0.1 kglengthL=1 mangular frequencyω...
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A: This problem can be solved using the formula for RL circuit.
Q: 1. (1) Use the Maxwell speed distribution function F(v) for an ideal-gas particle to derive the most...
A: i) Most probable velocity vp: dfdv=0vp=2kBTm average velocity; v=∫0∞vfvdv=4πm2πkBT32∫e-mv22kBTv3dv=...
Q: Could use some hekp with the physics with calculus question attached: What is the maximum voltage ac...
A: Given that ε=100sin(2000t). On comparing with v=v0sinωt we can know that v0=100V and ω=2000
Q: Chapter 38, Problem 088 A bullet of mass 42 g travels at 1050 m/s. Although the bullet is clearly to...
A: Let λ be defined as the de-Broglie wavelength. Therefore, λ=hp=hmv ∵p=mv Here, m is the ma...
Q: Advanced Physics Question
A: a). solution: A rod of length L is shown in the figure below. This rod is pivoted at any point of th...
Q: Find the current in the resistive circuit at t = 0.5 sec, given that a square conductor wire ring wi...
A: Given: Time is t=0.5 s. The length of the square is l=0.5 m. The function of the magnetic field is ...
Q: Three 92.4 g masses are connected in a triangular shape by massless rigid wires as shown in the firs...
A: Xcm=x1m1+x2m2+x3m3m1+m2+m3=x1+x2+x33=0+14.2+16.33=10.16cm
Q: Sound travels faster in seawater (1522 m/s) than in freshwater (1482 m/s). Why is this? a. Sea...
A: Given: The speed of the sound in seawater is 1522 ms. The speed of the sound in freshwater is 1482 m...
Q: P1 The switch K in the circuit shown in the figure is open, and there is no current in the coil. At ...
A: a. When the key K is opened then the current through the inductor is zero. i.e. iL=0. When the key K...
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A: The capacitor C and 3µF are in series, so their equivalent resistance is, 1C'=1C+13µF1C'=16µF+13µFC'...
Q: Very short pulses of high-intensity laserbeams are used to repair detached portions of the retina of...
A: Given: λ0=810nmP=250mWn=1.34d=510nm
Q: An egg is released from rest from the roof of a building and falls to the ground. As the egg falls, ...
A: Introduction: Forces of short duration, such as those experienced during a collision, are called imp...
Q: 2. Liquid water at 200 KPa and 115°C
A: Given: The temperature of the liquid water is T=115oC. The pressure of the liquid water is P=200 KP...
Q: Three rods are joined to form a 45-45-90 triangle with two sides of length a' and the hypotenuse of ...
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Q: If a bulb is x meters from a wall. select a lens that will create an image on the wall that is 3 ti...
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Q: Question #2. Which statement explains how a lunar eclipse happens A. The sun casts a shadow on Earth...
A: Diagram of lunar eclipse :-
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State whether it is true that “the A spectrum is AM0 and the B spectrum is AM1.5”. Explain why B is weaker than A across the whole wavelength range. Show how you estimate the surface temperature of the Sun using the given spectrum.
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