What wind speed is needed for a pollution plume emitted at 45oN latitude and 3-km altitude to circumnavigate the globe back to the original position in six days if it travels without changing latitude or altitude?

Q: Find the moment of inertia of this system about z-axis.

A: moment of inertia of a rod about an axis passing through its end is given as I = ML2/3

Q: Suppose you are in a rocket with no windows, traveling in deep space far from other objects. Without...

A: Given: The rocket is moving in a space with no windows.  

Q: Let θ be the angle that the vector A vec. makes with the +xaxis,measured counterclockwise from that ...

A: θ=tan-1AyAx

Q: Please show all work

A: Free body-diagram Use Newton's second law to find the acceleration along the ramp -mgsinθ-Fk=ma-mgs...

Q: 1.For each trial, calculate the distance between the pivot point and the string (r, in units of mete...

A: (1) Distance between the pivot point and string position for the first three trails r=rs-rpr1=90.0 c...

Q: What is the essential characteristic for an element to serve as a donor impurity in a semiconductor ...

A: An element which when added to a semiconductor provides free electrons to the semiconductor which ma...

Q: One possible decay mode of the neutral kaon is K0 -> π0 + π0. The rest energies of the K0 and π0 ...

A: (a) Since the Kaon is initially at rest, so the energy released in the decay is difference of rest m...

Q: A cheetah uses a non-constant acceleration to go from 10 m/s to 25 m/s after 5 seconds.  Choose all ...

A: Given values, Initial velocity, vi=10 m/s Final velocity, vf=25 m/s time, t=5 s

Q: Consider the ideal gas H2 at T = 293 K. Use a numerical integration program on a computer to find th...

A: Given: Consider the ideal gas H2 at T = 293 K. Use a numerical integration program on a computer to ...

Q: What is zero-point energy? If a classical oscillator has energy 1/2 ℏ w, what is its amplitude?

A: zero point energy is the lowest possible energy a quantum mechanical system posses. For a quantum me...

Q: A stockroom worker pushes a box with mass 16.8 kg ona horizontal surface with a constant speed of 3....

A:

Q: 7) Using A = U-TS, and the first and second law, for a reversible process with only PV work show tha...

A:

Q: Contact lenses are placed right on the eyeball, so the distance from the eye to an object (or image)...

A:  near point is 45.0 cm from his eyes instead of the usual 25.0 cm.   (a)  nearsighted or farsighted ...

Q: 3. a) Write down major differences between general wave (i.e. sound wave) and EM wave. Explain the p...

A: Given information: We have to write the main differences between mechanical and EM waves and explain...

Q: An electron in a magnetic field moves along a circle with a radius of 25.4 m with a speed that follo...

A: The angular velocity be defined as, ω=vtr=v0e-btr

Q: A puck is sliding around a circular track that is banked at an angle ϕ with respect to the horizonta...

A:   N = Normal force on the car from surface M = Mass of the car g = Acceleration due to gravity = 9.8...

Q: Figure shows an object and its image formed by a thin lens. (a) What is the focal length of the lens...

A:

Q: Consider the situatiIon shown and between Box A and Box B. The boxes are speeding up to the right an...

A: In the figure it is given that the external force has been applied only on box A. Let's assume exter...

Q: Explain how to use the rotational spectra to determine the equilibrium separation between the two nu...

A: Given: The equilibrium separation between the two nuclei in a diatomic molecule is to be determined ...

Q: Consider the photodisintegration of a deuteron at rest. Use both the conservation of energy and mome...

A: Given: Consider the photodisintegration of a deuteron at rest. Use both the conservation of energy a...

Q: On two occasions we have used the gravitational selfenergy of a uniform sphere of mass M and radius ...

A: Given On two occasions we have used the gravitational self-energy of a uniform sphere of mass M and ...

Q: List all the wave functions for the 3p level of hydrogen. Identify the wave functions by their quant...

A:

Q: A twerp younger brother pranks his older sibling by farting in their face and then sprinting away at...

A: we can apply Newton's equation of motion for this.

Q: An airplane flies from San Francisco to New York (about 4800 km, or 4.80 x 106 m) at a steady speed ...

A: ∆tground=dv=4.80×106 m300 m/s=1.60×104 s

Q: A mountain climber with a mass M ponders the idea of attaching a helium-filled balloon to himself to...

A: the bouancy on balloon will be equal to the weight of climber and balloon

Q: In terms of the ground-state energy E1,1,1, what is the energy of the highest level occupied by an e...

A: Given: To find the energy of the highest level occupied by an electron when 10 electrons are placed ...

Q: Two infinite, very thin and flat sheets of insulating material carry electric charge o > 0 per unit ...

A: Given two sheets are placed at y=0 and y=d The sketch of the given system:    

Q: The acceleration of a vehicle takes the form du/dx = 3.6 – 0.06u, where u is the vehicle speed in ft...

A: Please note in the question acceleration is given as du/dx. It means x has been used as time variabl...

Q: Rossby Waves are associated with both a specific atmospheric pressure zone and a fast-moving atmosph...

A: Introduction: Rossby wave, in meteorology, large horizontal atmospheric undulation that is associate...

Q: An electron is moving with a speed of 8.00 x106 m/s. What is the speed of a proton that has the same...

A: Given: An electron is moving with a speed of 8.00 x106 m/s.

Q: A cheetah is crouched 20 m to the east of a vehicle . Attime t = 0 the cheetah begins to run due eas...

A: Given: Distance crouched by cheetah x = 20m. x-coordinate varies with time according to the equatio...

Q: If C vec = A vec. + B vec , what must be true about the directions and magnitudesof A vec and B vec ...

A:

Q: A capacitor C1=3μFC1=3μF is connected across a 20V battery. The battery is removed and the capacitor...

A: The charge on a capacitor C connected to the battery with potential difference Vo is given by Q = C ...

Q: Two friends are doing a sound experiment: Harry drops a ringing tuning fork off the edge of a cliff....

A: Solution:   Given Statement:   When Harry drops a ringing turning fork off the edge of the cliff. Ro...

Q: 5. compute |ψ|2for ψ = ψsinωt, where ψ is time independent and ω is a real constant. Is this a wave ...

A:

Q: A rocket ship flies at a speed of 0.800c over a man on earth at a time t = 0 seconds. 3.00 seconds l...

A: we can use Lorentz transformation relations to solve this.

Q: The figure shows a section of a long, thin-walled metal tube of radius R = 7.22 cm, with a charge pe...

A: (a) Given: A long, thin-walled tube is of radius 7.22 cm. The charge per unit length of the tube is ...

Q: Why as mass increased, the terminal velocity increased? Does it mean that the air resistance force m...

A: Terminal velocity is the maximum velocity attained by an object under free fall as it move through t...

Q: An electron gun in CRT emits electron which moves with the speecd of 3×106 m/s it pasess through a u...

A: Given information: The velocity of electrons, v=3×106 m/s The magnetic field, B=4.0 T The angle betw...

Q: Calculate the moment of inertia of a hollow sphere of mass M and radius R about its diameter.

A: In order to determine the moment of inertia of hollow sphere (mass=M, radius=R) about its diameter, ...

Q: By considering the integral ∫02π cosmlϕ cosm'lϕ dϕ, where ml≠m'l ,confirm that the wavefunctions cos...

A: Normalize the wavefunction ∫ψml*ψmldϕ=N∫02πψml*ψmldϕ=N∫02πcos2mlϕdϕ=N∫02π1+cos2mlϕ2dϕ=Nϕ2+sin2mlϕ4ml...

Q: A student is running at her top speed of5.0 m/s to catch a bus, which is stopped at the bus stop. Wh...

A:

Q: The cathode-ray tubes that generated the picture in early color televisions were sources of x rays. ...

A: Given: Potential difference = 15 kV  

Q: At x = x′ = 0 and t = t′ = 0 a clock ticks aboard an extremely fast spaceship moving past us in the ...

A: From the given Lorentz factor γ the speed of spaceship can be determined,