If a protostellar disk is 210 AU in radius and the disk plus the forming star together contain 4 solar masses, what is the orbital speed at the outer edge of the disk in kilometers per second?

Q: Consider two spaceships, initially at rest and separated by 5,000 m.  Spaceship 1 has mass 632 kg, a...

A: The force acting on the spaceship 2 by the tractor beam is 231 N. So, the acceleration of the spaces...

Q: Determine the angle 0 between the 350-lb force and the line OC.

A: Given :

Q: FE 1

A:

Q: A certain crane can provide a maximum lifting force of 25 000 N. It hoists a 2000-kg load starting a...

A: The net force by which the elevator is pulled initially, This is the net acceleration applied for 2...

Q: An electron initially at rest is accelerated across a potential difference of 3.00 kV. What are its ...

A: The conservation of energy is given by, Ui+Ki=Uf+Kf Since electron was at rest the initial kinetic e...

Q: You throw a football straight up. Air resistance can be neglected. (a) When the football is 4.00 m a...

A:

Q: 1. A stopwatch is launchedat an angle of ?=39.00°above the horizontal with an initialspeed of 52.0m/...

A: The vertical displacement of the watch when the alarm rings can be computed as; y=uyt-12gt2y=usinθt-...

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

A: Given: Acceleration of the truck at = 2.1 m/s2. Acceleration of the car ac = 3.4 m/s2.

Q: Determine the ground-state Q values for each of the reactions in the carbon cycle and show that the ...

A: For the first reaction in CNO cycle, Q1=mH1+mC12-mC13c2=1.007825 u+12 u-13.003355 u931.5 MeV/u=4.164...

Q: Body surface area is an important piece of medical information because it is a factor in temperature...

A: (a) The body surface area for w=80 kg is, B=hw60⇒B=h80 kg60B=h80602B=h45

Q: Choose all the equations below that are dimensionally correct. In the equations below, F is force, v...

A:

Q: A human expedition lands on an exoplanet. One of the explorers is able to jump a maximum distance of...

A: Given: The maximum distance jumped by the explorer: h = 18.0 m The initial speed of the explorer: u ...

Q: Write the first five terms of the Madelung constant for a two-dimensional lattice of alternating posit...

A: consider the below arrangement

Q: A 853 N magician (note: this is weight, not mass) is freeing himself from some shackles while suspen...

A: The expression to solve for the net force acting along the horizontal direction. T1cosθ1=T2cosθ2T1=T...

Q: Two identical, closely wound, circular coils, each having selfinductance L, are placed next to each ...

A: Since two coils are identical , L1=L2=L If they are connected in series, Leq=L1+L2=2L

Q: 1. Four identical light bulbs, each with a resistance of 20 n, are connected in series (circuit A) a...

A: Given four bulb each has resistance R=20Ω Connected with source voltage E=12V a) Since the four bulb...

Q: show that unit A. m2J/T for the Bohar magneton are eqvilent?

A:

Q: the diameter of sphere is 2 mm. calculate the value of reynolds number for the sphere with 2mm of di...

A: Given diameter of the sphere (D)= 2mm= 2*10-3m speed (v)= 0.05m/sec viscosity (μ)= 12N.s/m.m= 12N.s/...

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: Determine the ratios of the chemically nonequivalent protons in a compound if the steps of the integ...

A: Given: The ratios of the chemically non equivalent protons in a compound if the steps of the integra...

Q: Consider a particle of kinetic energy K approaching the step function of Figure from the left, where...

A: Wavefunction is, ψ=Aeikx+Be-ikx      x<0Ceκx+De-κx       x>0Here,k=2mEℏκ=2mV0-Eℏ At x=∞, wavef...

Q: (COLLAB) Simulate the motion of an idealized projectile in PhysLab. What is the range of the shuttle...

A: Time of flight y=y0+uyt-12gt2y=y0+usinθt-12gt20=1.9384 m+8.9875 m/ssin47.3593°t-1212.0955 m/s2t26.04...

Q: Advanced Physics Question

A:

Q: Consider a ld particle propagating along a closed thin ring of length L. How do the energy levels an...

A: Consider a one dimensional particle propagating along a closed thin ring of length L . How the energ...

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: 4. Consider the following controls in an automobile in motion: gas pedal, brake, steering wheel. Wha...

A:

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: The special theory of relativity has what effect on measurements done today? (a) None whatsoever, be...

A: Given: The effect of measurements on the special theory of relativity.  

Q: You throw a rock straight up and find that it returns to your hand 3.60 s after it left your hand. N...

A:

Q: At a certain point in a single-slit diffraction pattern there is a phase difference of 35.0 radians ...

A: Given Phase difference   = 35 radian Slit width              = 0.250 mm Wave length         = 545 nm

Q: 7. A person pushes a box up an incline with constant force, and after calculating how much work they...

A: Given work done by the person is greater than the work done by gravity. When we move a body on an in...

Q: compare the resistance of ideal ammeter and ideal voltmeter.describe how they should be included in ...

A:

Q: 16. A hydroelectric power facility converts the gravitational potential energy of water behind a dam...

A: (a) Let m, g, and h denote the mass of the water in the given lake, the gravitational acceleration, ...

Q: Advanced Physics Question

A: Conservation of energy Wf=∆KE+∆PE=12mv2-u2+mghf-hi=mv2-u22+ghf-hi

Q: A car is traveling on a straight road at a constant 30.0 m>s, whichis faster than the speed limit...

A: Given: Car is travelling on a straight road , V = 30 m/s The motorcycle passes the car 12.5 s after ...

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

A:

Q: Please use the data given to answer parts A,B and C

A: Given: Displacement during the first second is d1=4.00m t= 1 sec At rest, initial velocity of boulde...

Q: A small car of mass 380 kg is pushing a large truck of mass 900 kg due east on a level road. The car...

A:

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: 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: solve these ques and also give an appropriate diagram of it.   A hockey player is standing on his sk...

A: Initial velocity of standing player us = 0 m/s Initial velocity of opponent uo = 4.0 m/s Acceleratio...

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: As a health physicist, you are being consulted about a spill in a radiochemistry lab. The isotope sp...

A: Given: The spill of 131 Ba is A0=400 mCi. The half life is T=12 days. The radiation level fallen is ...

Q: Q#05: Prove the following commutation relation for angular momentum operators Lv, Ly, L, and L (L., ...

A: