2. The electric fields from three coherent sources are described by E1=Eo sin wr, E2 =Eo sin(wt+ D), and E3= Eo sin(wt+2$ ). Let the resultant field be represented by Ep= ER sin(wt+ x). Use phasors to find Er and when (a) 0=0°, (b) D=60.0°, (c) Ø=120°, and (d) Ø= 180°
Q: A rack of seven spherical bolwing balls (each 7.10 kg, radius of 10.9 cm) is positioned along a line...
A: The distance to the point P from the spherical ball from the first and the 7th ball is r1=r7=d2+R+2...
Q: The spectial distaibution of the energy t radiation 'inside a Constant temprature is: enclosure 8rhc...
A: Long-wavelength limit: The Taylor expansion of the exponential function (ex) may be given as follows...
Q: You want to cool a .25 kg glass of water from 20C to 0C by adding ice initially at -20C. What mass ...
A: Assuming that the system remains isolated, i.e. does not exchange exchange heat with environment, th...
Q: Which of the following best describes why the height of the end of a minute hand on a clock versus t...
A: Given, Periodic function in clock
Q: The earth surface has an average overall temperature of 15degrees Celsius Using Stefan's law Calcul...
A:
Q: Three coplanar forces pull from a certain mechanism. The forces have the following magnitude and dir...
A: Draw the diagram of the problem.
Q: A +38 µC point charge is placed 36 cm from an identical +38 µC charge. A –1.5 µC charge is moved fro...
A: Given: The two-point charges are of magnitude +38 μC. The charges are placed at a distance of 36 cm....
Q: You have 1.50 kg of water at 28.0°C in an insulated containerof negligible mass. You add 0.600 kg of...
A: We know that,Latent heat of Ice, L=333.55 KJ/KgSpecific heat of water, Cw=4.186 KJ/KgSpecific heat o...
Q: I want answer of only last sub part of both pictures
A: part(d) The energy of a particle in an infinite square well is given by En=n2h28mL Given at n=1 ...
Q: silicon wafers are made to create the most groundbreaking invention of mankind-microprocessors.if tw...
A: Given information: The mass of each silicon wafer, m=125 g=0.125 kg The radius of each silicon wafer...
Q: A proton is accelerated from rest through a potential difference of 150 V. It then enters a region o...
A: Given: The potential difference of proton is V=150 V. The radius of circular path is r=12 cm. The ...
Q: During a neighborhood baseball game in a vacant lot, a particularly wild hit sends a 0.149 kg baseba...
A: The required impulse is, Impulse=m∆v =0.14914.1-11.3 =0.4172 kg-m/s
Q: Use mesh analysis to determine the three mesh currents in the circuit shown in Fig, 3
A: The given circuit can be redrawn as below,
Q: Please show all work
A: This is a problem of frictional forces. The force applied will be equal to the frictional force due ...
Q: A fluid's velocity field is F = xi + yk + zj: Find the flow over the helixr(t) = (cost)i + (sin t)j+...
A: Given for (1) Fluid velocity field is F=xi+zj+yk
Q: Question 10 of 25 View Policies Current Attempt in Progress A square wire loop with 2.3 m sides is ...
A: Given data, L = 2.3 m emf ξ=16 V B = 0.035 - 0.84t Magnetic flux through the circuit is given by: ϕ...
Q: A box of mass 4.8 kg slides on a horizontal frictionless table and collides with another box of mass...
A: mass of body1, m1=4.8 Kginitial velocity of mass m1, u1=4.0 m/smass of body2, m2=3.0Kginitial veloci...
Q: How Einstein condensation occours?(Statistical physics)
A: The Bose-Einstein distribution tells that the statistical behavior of integer spin particles (bosons...
Q: A grating with 2000 lines per cm is illuminated with a gas discharge tube. Thegas discharge tube con...
A: Given information: The number of lines per cm on the grating, n=2000 The grating constant, d=1 cm200...
Q: 8:23 A particle with initial velocity = (7 x 10 m/s) i enters a region of uniform electric and magne...
A: Given: initial velocity, v→=7×103 m/sec Magnetic field, B→=-0.1j^T charge, q=6 nC
Q: (Book:Introduction to statistical physics by A.J pointon)
A: Consider that the thermal electrons flow along the x-direction. Let I denotes the current density, n...
Q: a) What is the average speed in kilometers per second of the Earth around the sun, given that the ra...
A: Radius of the earths orbit, r=1.5×108 kmThe distance covered by the earth in one complete revolution...
Q: Do you expect the energy of the special pair of bacteriochlorophyll molecules to be higher or lower ...
A: A photosynthetic unit in both bacteria and in plants comprises hundreds of chlorophyll molecules and...
Q: Using the right hand rule grip, if the south pole goes way from the coil. What is the direction of t...
A: Here the concept of Electromagnetic induction is to be used Faraday's law of electromagnetic inducti...
Q: a spaceship moves according to the earth. An observer in the world sees that 3602 seconds pass on th...
A: Time difference on spaceship 14:00 hrs. to 15:00 hrs. = 1hr=60 seconds proper time=60 seconds=τ Prop...
Q: A point charge +Q is located on the x-axis at x = a, and a second point charge -3Q is located on the...
A: Electric Flux The flux of electric field through any surface gives the measure of the number of elec...
Q: A car traveling at a constant speed of 34.5 m/s passes a trooper hidden behind a billboard. One seco...
A: The three equations of kinematics that relates the final velocity of an object v, the initial veloci...
Q: w does proP BPMN and Sunset Grap pw might the
A: Business Process Model and Notation (BPMN) is a standard for business process modeling that provid...
Q: A uniform longrod of length L=4Lo (m) and mass M-=6mo kg is fixed to avertical wall by a hinge that ...
A: Given: The length of the rod is4L0. The mass of the rod is M=6 m0. The angle made by the rod with th...
Q: 1) A laser has divergence of 1 milli radians . What is the spatial spread for every meter ? The ans...
A: This is a problem, related to Laser and Interference. The above diagram describes the condition giv...
Q: As seen in the figure, the 1st mass, whose friction is at the top of an inclined plane, is released....
A: This problem involves two masses. One moving upward the other down we can say the initial velocity o...
Q: There are two masses with unequal welght. The masses are tied by a rope and they are connected over ...
A: The whole system is placed on an inclined plane The dimensions of the inclined plane is given, from...
Q: Step step
A: According to the question we are supposed to add two cosine waves with same amplitude but different ...
Q: A spherical source of sound radiates uniformly into a large volumeof air at 228C (295.2K or 728F) an...
A: Given data, Spherical source of sound at 220C (295.2K ) and 101.3kPafrequency of sound f=274 Hzacous...
Q: (a) To find the depth of a water well at home, Martha and Amira drop a heavy rock into the well. Aft...
A: (a) Given information: The speed of sound in air, v=340 m/s The taken by the sound waves, t=3 s
Q: Find the standard form of the equation of ellipse satisfying the given conditions as major axis ver...
A: This question needs knowledge of basic mathematics. The given ellipse is a vertically oriented ellip...
Q: Please show all work
A: Given: The horizontal force is 151.2 lbs. The vertical force is 7.5 lbs. Introduction: A force is a ...
Q: (a) What is the hot reservoir temperature of a Carnot engine that has an efficiency of 42.0% and a c...
A:
Q: From the given diagram below about SUPERPOSITON PRINCIPLES , what conclusion can you draw? And what ...
A: Superposition principle states that every charge in space creates an electric field around it, irres...
Q: 2. As shown in the below figure, a box that has 10 kg mass is given an initial velocity of 10 m/s do...
A: a)
Q: Suppose that the daily profit (in dollars) from the production and sale of x units of a product is g...
A:
Q: Spectators watch a bicycle stunt rider travel off the end of a 57.5° ramp, rise to the top of his tr...
A:
Q: Below is a figure that depicts the potential energy of an electron (a finite square well), as well a...
A: a) First two stationary wavefunctions are plotted below.
Q: 4. Consider the motorcyclist driving along a vertical circular track. Assume that the wheels of the ...
A: The above question is from Circular motion. a. Free body diagram of a motorcyclist riding the motor ...
Q: A farmhand lifts a 23.5-kg bale of hay to a height H = 1.1 m to get it into the back of a flatbed tr...
A: Given information: The mass of the bale of hay, m=23.5 kg The height of the back of the flatbed truc...
Q: How can you relate the thermodynamic average of the number system in terms of grand partition functi...
A: Probability of a microstate of the system with energy Es and number of particles Nr is given by, PEs...
Q: 5)A person stands at the center of a frictionless turntable. The arms of the person are stretched an...
A: Given, mass of dumbbells m= 5kgdistance from rotational axis r=1 mspeed of rotation ω =1 rev/2sω=1re...
Q: Note: - You are attempting question 6 out of 12 Consider an object of mass 0.150 kg that is attached...
A: The total initial energy of the system is given by:
Q: A ball is thrown upward from the top of a 24 m tall building. The ball’s initial speed is12 m/s. At ...
A: Given- Height (y) = 24 m Initial speed (u) = 12 m/s Distance (d) = 31 m Consider the top of building...
Q: a spaceship moves according to the earth. An observer in the world sees that 3602 seconds pass on th...
A: telapsed=t01-v2c2v=c1-t0telapsed2
The electric fields from three coherent sources are described by E1=E0 sin ωt, E2 =E0
sin(ωt+Φ), and E3= E0 sin(ωt+2Φ ). Let the resultant field be represented by
EP= ER sin(ωt+ α). Use phasors to find ER and when
Can you solve briefly and fasly plz
Trending now
This is a popular solution!
Step by step
Solved in 4 steps