Grains from a hopper falls at a rate of 10 kg/s vertically onto a conveyor belt that is moving horizontally at a constant speed of 2 m/s. (a) What force is needed to keep the conveyor belt moving at the constant velocity?
Q: 9-9. Locate the centroid of the area. 9-10. Locate the centroid y of the area. 4 in. -8 in.- X
A: We are given a uniform lamina. We have to locate its center of mass or centroid. The x coordinate of…
Q: A pure metal sample of 0.5 kg is heated from 40°C to 500°C, and the amount of heat energy required…
A: The heat energy that is required to change the temperature of a substance depends on three main…
Q: 1. What is the the use of filters in police photography?
A: Police photography is nothing but forensic photography. It is used to reproduce or replicate the…
Q: Two twin sisters, Ana and Bia, compare their ages in different travel situations between SP and a…
A: Given: distance between the cities=L
Q: 2. A tubular aluminium bar of a square cross section with outside dimensions of 50 mm x 30 mm,…
A: Given that Torque,T=300 Nm shear stress,S=20 MPa=20×106 Pa Allowable rate of twist,θ=0.025 rad/m…
Q: A bungee cord exerts a nonlinear elastic force of magnitude F(x)=kx+hx³ where is the distance the…
A: We have to determine the work that must be done on the cord to stretch it up to 16.7 m.
Q: Sound from a car has a frequency of 800 Hz. If a person is stationary and the car is moving away…
A: Sound propagates as waves and when there is a relative motion between the observer and the source,…
Q: A constant 20-N force pushes a small ball in the direction of the force over a distance of 5.0 m.…
A: We know the given data, Constant force is F=20 N. Distance is d=5 m
Q: Calculate the velocity a spherical rain drop would achieve falling from 5.00 km (a) in the absence…
A: Concept: To determine the velocity of the spherical raindrop we use Newton's Equation of Motion…
Q: On average, would Earth be warmer or cooler without the atmosphere? Explain your answer.
A: Gases like carbon dioxide and methane are capable of trapping heat. This is known as the greenhouse…
Q: 1. A conductive sphere of 23 mm radius is separated from outer conductive shield by 3.5 mm thick…
A:
Q: The position of a particle at t = 1 s is given by r = (-1,2) m. Its position at t = 4 s is r =…
A: Given At t=1 sec r=(-1,2) At t= 4 sec r=(3,-5)
Q: A team of eight dogs pulls a sled with waxed wood runners on wet snow (mush!). The dogs have average…
A: Each dog's acceleration must be calculated starting from the bottom.
Q: B D C |x- Two loudspeakers are placed at points A and B, a distance D apart (see figure). The…
A: Solution: Let us calculate the path difference of the two sound waves at C. ∆x=AC-BC=D2+x2-xFor…
Q: A single circular loop of radius 0.22m carries a current of 2.5A in a magnetic field of 0.94T. What…
A: Given: Here, a single circular loop of radius 0.22m carries a current of 2.5A in a magnetic field of…
Q: 9.47 The force F causes point B to move downward 0.002 m. If you assume the resulting extensional…
A:
Q: A spherical particle with the density of 1.0g/cm³ is located at the same distance from the Sun as…
A: Concept: In This Question, we have to determine the largest size of a particle when the force…
Q: (a) A 2D hexagonal lattice of lattice spacing a = 3 A has isotropic speed of sound v = 1 10³ m/s.…
A: Given, Lattice spacing, a=3A˙a=3×10-10m Speed of sound, v=103m/s The debye frequency, ωD=4πNAvs2…
Q: 1. How does Molecular Mechanics Methods calculate the energy of a molecular system?
A:
Q: Three conclensees of capacitors 8 μF, 8 UF f 4 μF are connected in secies & a potential difference…
A: We need to compute-Charge on 4 μF (Q3)=?Potential difference across 4 μF (V3)=?The data given…
Q: (a) What is the momentum in kg - m/s of a garbage truck that is 1.20 x 104 kg and is moving at 26.0…
A:
Q: The vertical motion of a mass hanging from a spring is modeled by the equation…
A:
Q: 17-11 The thinnest copper wire normally manu- factured has a radius of 4 x 10-5 m. Find the…
A: Given data, Radius of the copper wire r=4×10-5 m. Length of copper wire L=10 m.
Q: A silica glass is formed at a temperature of 700 °C with a viscosity of 106 P. The activation energy…
A: Viscosity of silica glass are η =A expERT (1)ERT = log ηAT = ER log…
Q: A 100 volt battery is connected across the combination of capacitors 4 µF and 8 µF in parallel and…
A: We need to compute-Charge on each capacitor Q1=? Q2=?The data given as-C1=4 μF=4×10-6 FC2=8…
Q: (a) When rebuilding his car's engine, a physics major must exert 3.00 x 10² Nof force to insert a…
A: The normal force between the piston and the cylinder must be determined. For a dry steel piston to…
Q: An object with a height 5cm lies d.= 2 x f in front of a lens with focal length of (#N) m m. Find…
A: Using lens equation we can solve the problem as solved below
Q: A student's backpack, full of textbooks, is hung from a spring scale attached to the ceiling of an…
A: We have to find mass of the bag pack. Given that the download acceleration of the bag pack is given…
Q: A0.20 kg ball is dropped at a speed of 16 m/s from a 22 m cliff. What is its potential energy at the…
A: We are given mass of ball. We are also given its initial height. The potential energy is dependent…
Q: 27. A Si sample is doped with x = 0 to generate excess EHP of amount 1014/cm³. Excess carriers…
A: Solution: a). The density of electrons and holes are given by the following relation,…
Q: An ?-particle is passing through a velocity selector and into a mass spectrometer. The parallel…
A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…
Q: Ex. 65 : A steel wire of diameter 1 mm and length 2 m is stretched by applying a force of 2 kg wt.…
A: We need to compute-(i) Increase in length (l)=?(ii)Strain=?(iii) Stress=?The data given as-Diameter…
Q: I. Consider a general rotation around în for an angle o for a j = 1/2 system initially in state a).…
A: The probability that a continuous random variable will fall within a given range is expressed by a…
Q: A train moves along the x-axis at a speed of 0.9c. A stationary observer inside the train is holding…
A:
Q: A single circular loop of radius 0.22m carries a current of 2.5A in a magnetic field of 0.94T. What…
A: Given: In this question, the given values are, The given radius value is, r=0.22 m. The value of the…
Q: A 15.0-V battery is connected to a series circuit containing a 12.00 resistor and a 2.00-H inductor.…
A: An RL circuit consists of an inductor and a resistor. When the RL circuit is supplied with an AC…
Q: View of a one-dimensional harmonic oscillator system on the x axis of a charged particle q with an…
A:
Q: Question: The equation of a wave is represented by X m, then the velocity of wave 10 y = 10-4 sin…
A: Given: Equation of wave, y=10-4sin100t-x10 m. Velocity of wave, v =?
Q: A metal sphere of radius a = 49 mm carries a charge Q = 6 x 10-8 C, as shown in the figure below. It…
A: Given data, Charge is given Q=6×10-8 C. Radius of sphere a=49 mm, b=98 mm. Relative permittivity…
Q: 5. A series RLC Circuit, driven with Vems - 120v at frequency f = 60.0 H₂, contains a resistance…
A: "Since you have asked Multipart Question, as per Bartleby's Guidelines we will solve only first…
Q: A student is sitting on a swivel seat and is holding a (1.20x10^0) kg weight in each hand, rotating…
A: We are given weight which are being held by student. The student is treated as cylinder. We fist…
Q: A soda-lime glass is formed at a temperature of 650 °C with a viscosity of 107 P. The activation…
A: Viscosity of soda lime glass are η = A expERT (1)At initially T = 6500C =…
Q: The earth is constantly bombarded by cosmic rays, which are charged particles from auter space. Find…
A: Given: In this question, the given details are, The earth is constantly bombarded by cosmic rays,…
Q: You want make the largest possible B field at some location (some point in space) by running a…
A:
Q: Ex/8: Find the greatest length of a copper wire that can hang vertically without breaking. (Breaking…
A: We need to compute-The greatest length of copper wire (L)=?The data given as-Braking stress of…
Q: How fast must a 3000-kg elephant move to have the same kinetic energy as a 65.0-kg sprinter running…
A: We have to determine the speed of an elephant. We know the given data is given by, Mass of elephnt…
Q: Two power lines, each 290 m in length, run parallel to each other with a separation of 27 cm . If…
A: Given: Here, the given details are, Two power lines, each 290 m in length, run parallel to each…
Q: You are in a stationary spaceship to defend the Earth from alien invasion. Your opponent attempted…
A: Given Data: Let us consider a stationary spaceship to defend the earth from alien invasion. Your…
Q: #1 The table below represents the 4 steps in a Carnot cycle in random order. Complete the table by…
A: The first law of thermodynamics state that the total energy in a system is equal to the sum of the…
Q: A child has mass 6.0 kg and slides down a 35°incline with constant speed under the action of a 34-N…
A: The amount of kinetic friction that exists between the youngster and the incline's surface must be…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps