f a giant molecular cloud is 38 pc in diameter and a shock wave can sweep through it in 6 million years, how fast is the shock wave going in kilometers per second

Q: A hovercraft, initially moving at 24 i ^ m/s, undergoes a constant acceleration of -3.4j ^ m/s2.  Wh...

A: The kinematic equation of motion for the displacement of the particle is given by Where  = Displac...

Q: A light rope is attached to a block with mass 4.00 kg that restson a frictionless, horizontal surfac...

A: Given: The mass of the block is 4.0 kg. The mass of the block suspended from the other end is m. The...

Q: What do you think would be different in everyday life if the speed of light were 10 m/s instead of 3...

A: Light speed is comparable to our daily travel speed when the speed of light is effects of relativity...

Q: 2. A mass weights 6 lb stretches a spring 3 in. The system is acted on by an external force 4sin(8sq...

A: Given the mass is pushed. Therefore, the differential equation for the spring-mass system be given a...

Q: A muon is a lepton that is a higher-mass (rest mass 105 MeV/c2) sibling to the electron. Muons are p...

A: Given: Muons are produced in the upper atmosphere when incoming cosmic rays collide with the nuclei ...

Q: Suppose a spaceship has the mass of a typical ocean cruise ship, then it can be assumed that it has ...

A: Since the ship is moving with 13% of the speed of light (0.13c), we can apply relativistic equation ...

Q: Two capacitors C1 = 5µF and C2 = 9.5µF areconnected in parallel across a 40-V battery. The battery i...

A:

Q: Consider as a model of a hydrogen atom a particle trapped in a one-dimensional, infi nite potential ...

A: Given: Width of the potential well L = 2a0.

Q: Thomson himself was perhaps the biggest critic of the model referred to as “plum pudding.” He tried ...

A: The ‘plum pudding’ model of atom proposed by JJ Thomson was the first model of atom with the conside...

Q: In quantum statistical mechanics, generalize Eq. (4.10) to the case of a mixture of several differen...

A: The partition function for a collection of non-interacting identical atoms be given as, Q=qNN!

Q: 6. a) Take the divergence of the two curl equations from the Maxwell's equations and derive the two ...

A: Given: The field equation is given by

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

A: The vertical and horizontal displacement of the ball at time t can be expressed as; y=uyt-12gt2     ...

Q: You shine a beam of unpolarized light in air on a block of glass. You find that if the angle of inci...

A: tanθp=nglassnair  θp is the polarizing angle nglass=nairtanθp=1.00tan57.0°=1.54

Q: Q#07: The maximum wavelength of light that a certain silicon photocell can detect is 1.11 micrometer...

A: wavelength of light = 1.11 micro meter this is the maximum wavelength at which electrons are able to...

Q: 3. Shown below is the acceleration function for a particle over the approximately first two seconds ...

A: From the this curve a-t      t= 0      1.12   1.75   2   s   v=0   - 5.6      0        10 m/s  using...

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

A:

Q: The helicopter view in Fig. shows two people pulling on a stubborn mule. Find (a) the single force t...

A: (a) The components of the force F1 is as follows: F1x=F1cosθ1F1x=120 Ncos60.0°F1x=60 N              ...

Q: At room temperature, pure germanium has an almost completely filled valence band separated by a 0.67...

A: Given: Band separated by a 0.67 eV Gap from an almost completely empty conduction band Need to find ...

Q: For the hydrogen atom in the 4d excited state fi nd the possible values of n,ℓ,mℓ,ms, and mj. Give th...

A: The 4d excited state implies that the electron’s principal quantum number (n) is 4 and its azimuthal...

Q: Assume that the Maxwell-Boltzmann distribution is valid in a gas of atomic hydrogen. What is the rel...

A: Given: Temperatures t = 293 K, 5000 K and 106 K.

Q: Advanced Physics Question

A: The forces acting on the body A and B are, gravitational force downwards, frictional force opposite ...

Q: 1. Circle the capital letters below that have reflectional symmetry? Draw the line of symmetry for e...

A: Given information: Alphabets are given and we have to find the letter which is having reflectional s...

Q: (µ8 kT] ū=µ coth kT Sketch this result versus & from & =0 to & = co and interpret it. %3D

A: Given,  The partition function is: QN,V,T,E=qV,T,EN N!=1N!V2πmkTh2 328π2IkTh2e-hν2kT1-e-hνkT kTμEsin...

Q: In a single-slit diffraction experiment, the slit width is 0.185 mm and the wavelength of the light ...

A: (a) condition for destructive interference asinθ=mλθ=sin-1mλa=sin-11576 nm0.185 mm10-6 mm1 nm=0.1783...

Q: For a particle confined to an infinite square well, is it correct to say that each state of definite...

A: Let the width of the infinite potential well be denoted by a. Then its energy (En) of the nth-state ...

Q: A rock is thrown straight up with an initial speed of 24.0 m/s.Neglect air resistance. At t = 3.0 s,...

A: v=u+at=u+-gt=24.0 m/s+-9.8 m/s23.0 s=-5.4 m/s Negative sign indicates that the rock is moving in a v...

Q: 6. If an insect splatters onto the windshield of your car while driving down the highway, (a) what c...

A: (a) In this case for comparing the force of insect and force experienced by car we can use the conce...

Q: A moving muon lives longer, from the observer’s point of view, than a muon at rest. Is there a frame...

A: The lifetime of the muon measured in a frame where it is at rest is called the proper life time. Lif...

Q: A disk lies in the yz plane centered on the origin; it has radius 17.5 cm and has a uniform surface ...

A:

Q: F1 = 3.5 at 120 F2 = 5.5 at 50° S of W F3 = 4.5 at 60° S of E Total Resultant Force at Bearing

A: Given information: F1=3.5 at 120°F2=5.5 at 50° S of WF3=4.5 at 60° S of E We have to find the result...

Q: A 944-kg automobile rounds a curve at a constant speed of 35 m/s, undergoing an acceleration of magn...

A: Along a curve acceleration (i.e. centripetal acceleration) of moving object with constant speed is g...

Q: Children playing in a playground on the flat roof of a city school lose their ball to the parking lo...

A: (a) launch speed ux=xtucosθ=xtu=xtcosθ=24.0 m2.2 scos53.0°=18.12698 m/s≈18.1 m/s

Q: 5. A particle moves along the x axis. Its position varies with time according to the expression x =1...

A: The magnitude of displacement of the particle is given by Displacement = |Final position - Initial p...

Q: A pencil that is 9.0 cm long is held perpendicular to the surface of a plane mirror with the tip of ...

A: Given: Length of the pencil is 9 cm. Distance of the surface of a plane mirror with the tip of the ...

Q: Answer is provided. dont know how to get it though

A:

Q: A long, straight solenoid has 800 turns. When the current in the solenoid is 2.90 A, the average flu...

A:

Q: The average speed of molecules in an ideal gas is M /2 VT (2RT 4 -Mu/(2RT) dv where M is the molecul...

A:

Q: The tension in cable CD is T = 525 lb. Consider the force which this cable exerts on point C and det...

A: Consider the vector diagram of the problem as shown below:     Here, the vectors p, q, and r are th...

Q: The Stern-Gerlach experiment is always performed with the beam of nuetral atoms wouldn't be easier t...

A: The Stern-Gerlach experiment is performed to demonstrate the spatial orientation of angular momentum...

Q: A beam of polarized light of intensity 60.0 W/m2 propagates in the +x-direction. The light is polari...

A: Consider the arrangement of the two polarizers (P1 and P2) at the given angles (a and b) from the y-...

Q: In a physics lab, light with wavelength 490 nm travels in air from a laser to a photocell in 17.0 ns...

A: The distance between light source and the photocell. D = ct=3.0×10817.0 ns×1 ns109 ns=5.1 m The dist...

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