Ants have made a giant conical sand anthill of height 5 ft and radius 4 ft. If the sand used to build the anthill weighs approximately 100 lb/ft³, how much work did it take to lift all the sand? For full credit, including a sketch of the relevant diagram, show all your work and include units in your answer.
Q: 4. Liner ionic crystal. Consider a line of 2N ions of alternating charge ±q with a repulsive…
A:
Q: Solid molecular hydrogen. For H₂ one finds from measurements on the gas that the Lennard-Jones…
A: Given,The Lennard-Jones parameters are,ε = 50×10-16 ergσ = 2.96 AngstromThe structure is FCC,A12 =…
Q: 6. The radioactive isotope (191 Pt) has a half-life of 2.86 days. A sample containing this isotope…
A: Given, The half-life of radioactive, t1/2=2.86days Initial activity, A0=4.5×108Bq The decay…
Q: Calculate the magnitude of the tension T and the angle for which the eye bolt will be under a…
A:
Q: Two resistors are connected as shown below. R1 = 39 22 and R2 = 58 Q. What is the equivalent…
A:
Q: A boy throws a baseball onto a roof and it rolls back down and off the roof with a speed of 4.55…
A: we have given
Q: ε=20V I S i Ry=150 Ω www R=50 Ω ic |C=1uF
A: The detailed solution is following.
Q: Mike Powell holds the record for the long jump of 8.95 m, established in 1991. If he left the ground…
A: Given Information: Range(R)=8.95m Angle=20.6o
Q: In an intense battle, gunfire can be so concentrated that bullets from opposite sides collide in…
A: Law of conservation of momentum: According to this law, the total momentum of an isolated system…
Q: In a single slit diffraction experiment, light from a blue laser (400 nm) is sent through a slit and…
A: The expression for the small angle theta at which you expect the first diffraction minimum in terms…
Q: Each plate of a parallel-plate air-filled capacitor has an area of 0.3 m², and the separation of the…
A: Given data: Area of parallel plates A = 0.3 m2 Seperation between plates d = 3 mm Electric field…
Q: energy interaction diagram , and claim evidence reasoning?
A:
Q: Determine the polarization of the following plane waves: a) Ë(z) = â, 4e¯-à,3e-² b) E(z)=(â,-jâ, )…
A: An electromagnetic (EM) wave is a transverse wave that consists of oscillating electric and magnetic…
Q: 29. Draw the correct wave form for the 3rd resonant length for both the open and closed air column…
A:
Q: The spin of an electron is described by a vector = (3) and the spin operator S = S₂i+ Ŝj + Sk with…
A:
Q: An infinitely large horizontal plane carries a uniform surface charge density n = -0.280 nC/m². What…
A:
Q: The electric field E = C₁ấx + C₂ấy + C3ấz V/m at point P(0, 1, 0) given a point charge of 3 nC at…
A: Electric Field: The electric field at a given position can be defined as the electric force acting…
Q: A helium-neon laser produces a beam of diameter 1.75 mm, delivering 3.15 x 1018 photons/s. Each…
A: Given, The diameter of the beam, d=1.75mmd=1.75×10-3m Number of photons, N=3.15×1018Photon/s…
Q: Current Attempt in Progress A satellite circles the earth in an orbit whose radius is 3.99 times the…
A: Given that Radius of earth (R) = 6.38×106 m. Mass of earth (M) = 5.98× 1024 kg. Radius of orbit (r)…
Q: A 22 gauge aluminum wire is connected in series to a 30 gauge copper wire. Each of the wires is 0.75…
A: Given that:We have 22 Gauge Al wire and 30 Gauge Cu wire connected in Series.L=0.75 mnAl=2.1×1029…
Q: A 60 kg skier starts from rest at height H = 20 m above the end of a ski-jump ramp (Fig. 8-37) and…
A:
Q: At what angle 9 must the 420-lb force be applied in order that the resultant R of the two forces…
A:
Q: Four uniform spheres, with masses mA = 65 kg, mB = 10 kg, mc = 190 kg, and mp = 45 kg, have (x, y)…
A: Gravitational Force: The gravitational force on a mass m due to mass M at a distance d from it is…
Q: The basketball player likes to release his foul shots with an initial speed vo= 24.8 ft/sec. What 2…
A:
Q: A sphere has a charge of -17.0 C. You place a test charge of +0.9C, 0.5 m away from the sphere.…
A:
Q: 5.1 (a) At what speed must an object move in order for its kinetic energy to be equal to its rest…
A: The relationship between an object's rest energy, kinetic energy, and total energy can be described…
Q: Power in Extreme Frequency Limits. You and your team have been assigned to find a power supply for…
A: Given that The dc voltage,V=15 V The root mean square of ac source,Vrms=15 V Resistance,R=4.60 Ω…
Q: in 1975 it was estimated that the so-called constituent quark masses are: m_u = m_d = 336 MeV/c^2,…
A: Given, mu=md=336 MeV/c2ms=540 MeV/c2mc=1500 MeV/c2Bottom quark = 1500 MeV/c2the average binding…
Q: 1. Consider the circuit below: a) Calculate the potential difference across the 6 µF capacitor. Седо…
A:
Q: lecays gr below, mentum (L) are permitted in the final state. Briefly explain your answers. =) Bº →…
A: Given, Following decays : (a) B0 →J/ψKs0(b)∆++ → pπ+ (c)Ω- →Λ0 K-
Q: 5. Consider two unknown substances, substance A and substance B, which are placed in contact inside…
A: Given that:
Q: What was the total impulse on the ball when it hit the floor? (Ignore air resistance.) Express your…
A:
Q: You have been called to testify as an expert witness in a trial involving a head-on collision. Car A…
A:
Q: 12-57. The dragster starts from rest and travels along a straight track with an…
A:
Q: We consider an object of mass m moving in one spatial dimension. We denote its position by r(t) in a…
A:
Q: Hence show that (u/beta)
A:
Q: Question 6 A 90-g cell phone is unfortunately dropped directly off the roof of a one-story building.…
A: Gravitational Potential Energy: The gravitational potential energy can be defined as the energy…
Q: A potentiometer consisting of a wire of length Lo has a source of emf, & connected across it. When a…
A:
Q: A 2.1 x 10-kg car starts from rest at the top of a 4.9-m-long driveway that is inclined at 21° with…
A: Law of conservation of energy: The total energy of the system remains constant. Energy lost due to…
Q: How does increasing the number of resistors in a parallel branch change the total resistance of the…
A: Given that How does increasing the number of resistors in a parallel branch change the total…
Q: Example 3: A positively charged particle of mass m = 0.0004 g and charge q = 53 μC is moving…
A:
Q: A space station shaped like a giant wheel has a radius of 176 m and a moment of inertia of 4.61 x…
A: Given that:R=176 mIS=4.61×108 kg.m2mp=69.8 kgn=150 ac=1 g=9.8 m/s2
Q: Question 1 For the following circuit, calculate the current on and the voltage dropped by each…
A:
Q: On the space provided, write T if the statement is TRUE, otherwise write F if FALSE. 1. A charged…
A: Concept: When a charged body is brought near a neutral body, then the positive charge and the…
Q: Simulate (i.e., make a theoretical plot for the heat capacity (y-axis) vs T (x-axis) between 50 K…
A: Given, The heat capacity of a solid can be described by the Einstein model,which assumes that the…
Q: A photon emitted by a star on one side of our galaxy is absorbed near a star on the other side of…
A:
Q: Three long, straight wires are seen end-on in the figure below. The distance between the wires is r=…
A: Given:current in A and B are equal, IA = IB = 1.60 Acurrent in wire C, IC = 3.38 Aall currents are…
Q: The mass of a regulation tennis ball is 57.0 g (although it can vary slightly), and tests have shown…
A: Given that, mass of ball =m=59 g contact time = ∆t=26 ms The final velocity of the ball after the…
Q: 13 Consider the diagram. What conclusion concerning the amount of diffraction compared to the…
A: The wavelength is the distance between the corresponding points of two consecutive waves.…
Q: 4. A soccer ball is kicked at an angle of 60 degrees above the horizontal with an initial speed of…
A:
Step by step
Solved in 2 steps with 1 images