(a) The probability that a molecule in the atmosphere is at a height between z and z + dz above the surface of the Earth is proportional to e-z/^ dz (capital Greek lambda). Determine the constant of proportionality. Sketch this distribution.

Q: Draw the phase of the koon. Label neap tides with an N and spring tides with S

A: When the Sun, the Moon and the Earth are in a straight line (during Full or New Moon phases), the gr...

Q: When an object is placed at the proper distance to the left of a converging lens, the image is focus...

A: Given: Need to find the focal length of the diverging lens. The image is focused on a screen  30.0 c...

Q: 3. Given: 500 grams of air at STP. (STP or Standard Temperature Pressure; where in T = 0°C, Pabs = 1...

A: a) The ideal gas equation at STP can be written as follows: PV=nRT101325 PaV=n8.314472 J/mole.K273.1...

Q: A long, tight spring is held by two students, one student holding each end. Each student gives the e...

A: Two waves which have the same frequency and amplitude, when move in the opposite direction superimpo...

Q: Consider an infinite rod of radius a, with constant vol- ne charge distribution and with surface cha...

A: Given: Radius of infinite rod is a Volume charge density ρ0 Surface charge density is σ0  

Q: Use Newton’s Law of Cooling, T = C + (T0 - C)ekt,A frozen steak initially has a temperature of 24°F....

A: Given information: The initial temperature, T0=24 °F The temperature of steak when it is left to tha...

Q: A skydiver of mass 70 kg above Earth (g = 10 m/s2) experiences a drag force modeled by -1.2 v (N).  ...

A:

Q: 9. A 50-cm-tall dog stands 3 m from a plane mirror and looks at its image. What is the image positio...

A: Given: The height of the object h = 50 cm. The distance of the object from the mirror u = 3 m.

Q: question in the picture

A: Since the ball is rolling we can neglect friction.  let m be the mass of the ball. N is the normal f...

Q: A ball is hanging from a long string that is tied to the ceiling of a train car traveling eastward o...

A: The train is moving with uniform velocity with respect to the ground. The rate of change of velocity...

Q: Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 60.0. If Rov...

A: Let the vector form of B This can be written as, B=300cos(60°)i+Bsin(60°)j=150i+260jB=300cos60°i+Bsi...

Q: A diffraction experiment requires the use of electrons of wavelength 550 pm. Ca lcu late the speed o...

A: The expression for the de Broglie wavelength is, λ=hp=hmv  

Q: You are a bully.  You pin a 48 kg dweeb to a wall so that his feet aren't touching the ground.  Your...

A: friction between dweeb and wall is zero so the friction coefficient is also zero. for equilibrium si...

Q: (a) What is the heat capacity Cv of a three-dimensional cubic lattice of atoms at room temperature? ...

A: (a) Introduction: Heat capacity or thermal capacity is a physical property of matter, defined as the...

Q: Jack throws a ball at an angle of 60 degrees above the horizontal from the top of 45 m tall building...

A: The equation of motion for a projectile fired at an angle θ above the horizontal is given by Where ...

Q: A spring of negligible mass has force constant k =1600 N/m. (a) How far must the spring be compresse...

A: Given Constant k           = 1600 N/m Potential energy = 3.20 J Mass                   = 1.20 kg Hei...

Q: Sand moves without slipping at 6.0 m/sm/s down a conveyer that is tilted at 15∘∘. The sand enters a ...

A: The equation of motion for projectile motion is given by Where x = Represents horizontal motion, y ...

Q: A diffraction grating has 650 slits>mm. What is the highest order that contains the entire visibl...

A: condition for diffraction maximum mλ=dsinθmλ=1Nsinθm=1Nλsinθ

Q: A cube of metal with sides of length a sits at rest in a frame S with one edge parallel to the x-axi...

A: The relation for length contraction is l=l01-v2c2 Here, l is the length of the cube at rest, l0 is t...

Q: For a given 3-Dimensional vector: A = Axi + Ayj + Azk Its magnitude may be obtained by-product also ...

A: The magnitude of a vector   is obtained by the dot product of a vector with itself.  

Q: baseball thrown at an angle of 60.0° above the horizontalstrikes a building 18.0 m away at a point 8...

A: The time taken to cover the horizontal distance is, t=xucosθ the vertical displacement is, y=usinθt-...

Q: A speedboat is cruising at a speed of 12.0 m/s in still water when it shuts off its engines and coas...

A: (a) From the given expression v=vie-ct-ct=lnvvic=-1tlnvvic=-121.0 sln5.00 m/s12.0 m/s=4.17×10-2 /s

Q: An airplane is dropping bales of hay to cattle stranded in a blizzard on the Great Plains. The pilot...

A: According to kinematics equation, y-y0=voyt+12ayt2 In this case, v0x=v0cosα0=(75m/s)cos55°=43.0m/sv0...

Q: A calcium-40 ion has a positive charge that is double the charge of a proton, and a mass of 6.64 ✕ 1...

A:

Q: In a two-slit interference pattern, the intensity at the peak of the central maximum is I0. (a) At a...

A: The intensity of the light waves is I=I0cos2ϕ2 Here,I0  is the intensity at the peak of the central ...

Q: The coordinates of a bird flying in the xy-plane are given by x(t) = at and y(t) = 3.0 m - bt2, wher...

A: Part-a Given: The equation for birds coordinates are x(t) = at and y(t) = 3.0 m - bt2. The value of...

Q: ww A A 6-kg block moves in a smooth vertical slot as shown. A spring having an undeformed length of ...

A: Given: The mass of the block is m=6 kg. The un-deformed length of spring is xd=0.50 m. The distance...

Q: A 6.40 nF capacitor is charged to 24.0 V and then disconnected from the battery in the circuit and c...

A: Given A 6.40 nF capacitor is charged to 24.0 V and then disconnected from the battery in the circuit...

Q: A car and a truck start from rest at the same instant, with thecar initially at some distance behind...

A:

Q: Vensim Modeling: Build a VenSim model for Newton’s Law of Cooling, which says that the change in tem...

A: From Newton's law of cooling dTdt=-kT-Tr∫T0TtdTT-Tr=∫0t-kdtlnT-TrT0Tt=-ktlnTt-TrT0-Tr=-ktt=-1klnTt-T...

Q: A capacitor consists of two similar square aluminium plates, each 10 cm x 10 cm mounted parallel and...

A: The area of the plates is, A=10 cm10 cmA=100 cm210-4 m21 cm2A=0.01 m2 thus, the capacitance is, C=εo...

Q: Consider a two-dimensional electron gas in a magnetic field strong enough so that all particles can ...

A: Due to the orbital motion, the magnetization at absolute zero will be written as, Here N is the num...

Q: Hooke's Law says that the force exerted by the spring in a spring scale varies directly with the dis...

A:

Q: 36. (a) What is the average useful power output of a person who does 6.00x10^6 J of useful work in 8...

A: Power is defined as rate of doing work.  P= W/t  work done is stored as energy in the body  therefor...

Q: Could anyone help me with my physics homework?

A: Solution:   Given Values, Mass(m)=2 KgSpring constant((k)=448 N/mDistance(x)=0.5 mHeight(R)=2 m

Q: A cylindrical body has mass M and radius R. Can the mass be distributed within the body in such a wa...

A: Given: Mass = M Radius = R  

Q: a) Consider the forces between the charge O and the dipole. If the dipole is free to rotate: Would t...

A: a.  Considering that charge Q is positive, the negative part of the dipole would be attracted and th...

Q: Find the force necessary to give a proton an acceleration of 1019 m/s2 when the proton has a velocit...

A: If force is parallel to the velocity , the force is F=γ3ma (a) If velocity of proton is 0.01c, F=1-(...

Q: At the metal fabrication company where you work, you are asked to measure the diameter D of a very s...

A:

Q: A defibrillator is designed to pass a large current through a patient’s torso in order to stop dange...

A: The initial current flowing through the series of jolts by using ohms law is I0=ΔVC0R The time const...

Q: Switch

A:

Q: You are at the controls of a particle accelerator, sending abeam of 1.50 * 107 m/s protons (mass m) ...

A: Given Protons Speed                = 1.50×107 m/s Protons rebound speed = 1.20×107 m/s

Q: The cross section for neutrons of energy 10 eV being captured by silver (p = 10.5 g/cm3) is 17 barns...

A: Given: The energy of the neutrons E = 10 eV. The density of silver ρ = 10.5 g/cm3. The cross sectio...