A mass elevator M is being pulled up with constant acceleration a. (a) Calculate the tension in the cable. (b) What will be the tension in the cable if the elevator is being decelerated with the same rate a, but still moving upwards
Q: (b) and (c) please
A:
Q: (3) A magnetic system at temperature T contains n non-interacting particles per unit volume, each of...
A: (a). For the first energy level, The partition function is, Z1=e-β0 where β=1kT Z1=e-0=1 For the sec...
Q: A barrel contains a 0.120 m layer of oil floating on water that is 0.250 m deep. The density of the ...
A: Given: Density of oil, ρoil=600 kg/m3Density of water, ρw=1×103 kg/m3Height of the oil level, hoil=....
Q: Question 4 : Please answer parts 1 & 2
A: (1) Given: The maximum wins speed during hurricane Matthew is 165 mph. The number of bolts is 100. T...
Q: Part A – Pass Section Problem 1 A straight wire of length L has a current I running through it in th...
A: The figure is shown of a straight and finite current carrying wire of length L , such that the curre...
Q: Calculate the force F on an electron (charge q = −1.6 × 10-19 C)moving with velocity 105 m/s in the ...
A: Given, Charge,q=-1.6×10-19CVelocity,v=105i^m/sMagnetic Field,B=0.0004i^+0.0001j^Tesla We have the ex...
Q: Assuming that j-j coupling holds, list the possible electronic contiquration termslj,jz) of folloiwi...
A: Concept used: When the interactions of individual electrons are greater than spin-orbit coupling bet...
Q: When the temperature of nitrogen is low and its pressufé is high, properties are ofton represented b...
A: (a) Given: The van der Waals equation is p=ρRT1-hρ-aρ2. The pressure and temperature is 2 MPa and -5...
Q: For the diagram shown below, if an ideal gas transition from point A to point D, then: the Temperatu...
A: P-V graph of an ideal gas.
Q: Consider the radial feeder system shown in the figure. If the line length of AB and BC is beyond 10m...
A: Primary Protection The main protection or primary protection is the first line protection which prov...
Q: Two protons experience a head-on collision moving with velocity v. In order for there to be enough e...
A: Given information: Two protons collide head on, Let us consider the velocities of the two protons as...
Q: 2. A piezoelectric crystal has a length of 4 ×10-3 m and density 3 × 103 Kg/m3. Calculate its fundam...
A: Given: Length of piezoelectric crystal is l=4×10-3m. Density of crystal is ρ=3×103kgm3. Young's modu...
Q: When a piece of paper is held with one face perpendicular to a uniform electric field the flux throu...
A: Given data:When a piece of paper is held with one face perpendicular to a uniform electric field the...
Q: A point charge q with mass m moving with a velocity of ở = vî enters a uniform magnetic field expres...
A: The magnetic force acting on a charged particle depends upon the charge of the particle, velocity of...
Q: Q.4 (a) Draw and label a gold leaf electroscope. Explain how such an instrument can be used to disti...
A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,...
Q: 3. What would be the electric field at (x, y) = (2m, 0.4m) if the electric potential is given by V(r...
A: 3. Given data:x=2m y-0.4m The electric field is given by:E=-∇VE=Exi^+Eyj^Vx,y=5Vm3x2y-8Vm3xy2The eke...
Q: Some sliding rocks approach the base of a hill with a speed of12 m>s. The hill rises at 36° above...
A: Given data μk=0.45μs=0.65v=12 m/sθ=36°
Q: Consider a 100 ǺGaAs/AlGaAs quantum well where the electron effectivemass is 0.067m0. There are 2 x ...
A: Given: 100A° GaAs/AlGaAs quantum well. Effective mass of electron is m*=0.067m0. Electron in the wel...
Q: Why should the cord connecting the carrier to the hanging pan and passing through the pulley be made...
A: Given, There is experimental settle where a hanging pan is attached by cord which is passing through...
Q: Compute the equivalent resistance of the network in the circuit shown below. Show the steps in reduc...
A: Given data R1=4 ΩR2=6 ΩR3=3 Ω
Q: An arrow is shot horizontally outwards into the air from a cliff, do you agree with the statement “T...
A: The answer to the given problem is.
Q: A space craft approaching the earth at 0.7 C (where C=300 000 000 m/s) transmit data at the rate of ...
A: Frequency of pulse emission of spacecraft =100000 pulses per second Frequency observed by the earth...
Q: Blocks of mass m, and my are connected by a massless string that passes over the pulley in the figur...
A: Subpart (A): A free body diagram indicates the different forces that act on a system. Let's consider...
Q: A beam of light is incident from a liquid on the surface of transparent solid. The angle of incidenc...
A: Here, we draw the ray diagram and use snell's law to find out the required parameters.
Q: Refer to the picture below.
A: We have to first use the concept of centripetal force. Here centripetal force needed for circular m...
Q: Act.2a) The circuit shown contains two batteries, each with an emf and an internal resistance and tw...
A: According to Kirchoff loop analysis, -12+2I+3I+4I+4+7I=016I=8I=0.5A So, current in the circuit is 0....
Q: Find the mass and weight of the air in a living room at 20°C with a 4.0x5.0 m floor and a ceiling 3....
A: m=ρairV=1.225 kg/m34.0 m×5.0 m×3.0 m=73.5 kg Weight of air w=mg=73.5 kg9.8 m/s2=720 N
Q: You place a strawberry 15.0 cm in front of a converging lens with focal length +25.0 cm. (a) What is...
A: Given data f=15 cmd0=25 cm
Q: Which form(s) of radiation results in transforming one element to another element?
A: A particle accelerator is a device that uses electromagnetic fields to propel charged particles to h...
Q: Will a body moving in a circular track have zero acceleration? Vividly explain your making reference...
A: No, a body moving in a circular track will never have zero acceleration. Even if the body moves wit...
Q: Please help
A: using the small angle approximation,
Q: A very long, solid, insulating cylinder with radius R has positive charge uniformly distributed thro...
A:
Q: A newly discovered light positively charged particle has a mass of m and charge q. Suppose it moves ...
A: Concept used: Work-energy theorem is used. Energy of particles before and after travelling the abov...
Q: The physics unit of Weber that we used this semester is equivalent to:
A: Weber is the unit of magnetic flux.
Q: The graph shows the angular position as a function of time for a simple pendulum that is in a gravit...
A: Given : Angular displacement vs. time graph
Q: Brewster Windows. At what angle is a TM-polarized beam of light transmitted through a glass plate of...
A: Refractive index of glass n2 = 1.5 Refractive index of air n1 = 1
Q: A spring-mass system with m = 50kg and k = 4000N/m shown in Figure Q3(a). If the mass is released fr...
A:
Q: A merry-go-round is a common piece of playground equipment. A 3.0-m-diameter merry-go-round, which c...
A: For this system, there is no external torque on the system of disc and John. So, we can use law of c...
Q: Two bulbs (each with resistance 2Ω) are to be connected to an ideal source of emf (ξ=8V) and negligi...
A: (a) if connected in series apply KVL -8+2*I =0I = 4A this is the current across each bulb V = IR =4...
Q: 6 of 11 E Review I Constants A 1.3 kg ball on the end of a lightweight rod is located at (z, y) = (3...
A: Given data: Mass of the ball m=1.3 kg. Position of the ball x1,y1=3.0 m, 2.0 m. Pivot x2,y2=0 m, 3....
Q: A load of 15.0 kg of bricks hangs from one end of a rope that passes over a frictionless pulley. A c...
A: Given data m1=15 kgm2=28 kg
Q: Q4 What are intrinsic and extrinsic semiconductors? Give some potential applications of semiconducti...
A: The semiconductor is divided into two types. The pure form of the semiconductor is known as the intr...
Q: 6. For double-slit interference, what is the minimum fraction of slit spacing over wavelength that w...
A: Question : What is the minimum fraction of slit spacing over wavelength that will allow us to s...
Q: A military jet lands on an aircraft carrier at a speed of 160 miles per hour. The aircraft carrier u...
A: The final velocity of an object v after a time t if its initial velocity was u and its acceleration ...
Q: You are working with an electrical engineer who wants to send you messages with his microwave antenn...
A:
Q: c) Figure 2 shows the arrangement of 3 capacitors which are connected to 12 Vbattery. Rajah 2 menunj...
A:
Q: Advanced Physics Question
A: Gauss's law gives gives a relation between the electric flux ϕ through any closed surface (Gaussian ...
Q: What is the volume in cubic inch of a 200-pound metal, if tis specific gravity is 23.75?
A: given, mass of metal, m = 200 lb specific gravity = 23.75 Now, if ρw is density of water, ρm is den...
Q: What gauge pressure must a pump produce in order to pump water from the bottom of Grand Canyon (730 ...
A: Gauge pressure required to raise water from height h1 to height h2 is given by, ∆P=ρw∆h where ρw is ...
Q: For the electric field of E (x,t) = a, cos(10®nt + 4 x) + a, 3 cos(10®nt + 4 x – n /2) v/m propagati...
A: Given: E→x,t=aycos108πt+4x+az3cos108πt+4x-π/2
Step by step
Solved in 2 steps