What is the recessional speed of the quasar

Assignment Help Physics
Reference no: EM13305486

a distant quasar is found to be moving away from the earth at 0.8 c. a galaxy closer to the earth and along the same line of sight is moving away from us at 0.50c.

What is the recessional speed of the quasar as measured by astronomers in the other galaxy?

v/c = ?

Reference no: EM13305486

Questions Cloud

Police officers excessive force against minorities : Research paper outline (750) words about Police officers excessive force against minorities or the public.
Determine the x coordinate of center of gravity of pulley : A flat-belt idler pulley is molded from polystyrene with a bronze bushing. Knowing that the densities of polystyrene and bronze are 640 kg/m3 and 9100 kg/m 3, respectively, determine the x coordinate of the center of gravity of the pulley.
How many yen could one u.s. dollar buy tomorrow : Suppose 144 yen could be purchased in the foreign exchange market for one U.S. dollar today. If the yen depreciates by 23.0% tomorrow, how many yen could one U.S. dollar buy tomorrow?
What is the spot exchange rate : In the 90-day forward market, 1 British pound equals $1.50. If interest rate parity holds, what is the spot exchange rate ($/£)?
What is the recessional speed of the quasar : a distant quasar is found to be moving away from the earth at 0.8 c. a galaxy closer to the earth, What is the recessional speed of the quasar
Which one of these would be the optimal capital structure : Which one of these would be the optimal capital structure and can you tell me why?
What is the maximum length to which it may be stretched : what is the maximum load that may be applied to a specimen with a cross sectional area of 130 mm^2 without plastic deformation.
How does walton describe the strange : How does Walton describe the strange?
How much more money can the publisher put into advertising : Assume authors' royalties are reduced and sales remain constant; how much more money can the publisher put into advertising (a fixed Cost) and still break even?

Reviews

Write a Review

Physics Questions & Answers

  Calculate the x-component of vector

Calculate the x-component of vector. A uniform electric field of magnitude 375 N/C pointing in the positive x-direction acts on an electron, which is initially at rest.

  What is the magnetic moment of the rotating ring

A uniform ring with a radius of 2.15 cm and a total charge of 6.37 ?C rotates with a constant angular speed of 3.84 rad/s, What is the magnetic moment of the rotating ring

  Determine the new capacitance

two sheets of aluminum foil have a separation of 1.20mm a capacitance of 9.7pF and are charged to 13.0v, the separation is now decreased by 0.10mm with the charge held constant. Find the new capacitance

  Will the earth be at approximately the same location

Suppose an asteroid is found that appears to be heading directly toward Earth (using Earth's location at the time of discovery). It is 4.2 A.U. away (i.e., 4.2 times the Earth-Sun distance), and travelling through the Solar System with a speed of ..

  Determine the resistance of this wire

A gold wire 5.72 long and of diameter 0.850 carries a current of 1.19. Find the resistance of this wire

  Find the horizontal components of force exerted on the door

Water flowing through a 2.00cm diameter pipe can fill a 280 L bathtub in 5.0 minutes. What is the speed of the water in pipe.

  Characteristic of water between 0 and 4 degrees celcius

What is a unique characteristic of water between 0 and 4 degrees celcius - Need a question pertaining to heat and temperature dealing of course in physics.

  Explain how much must we compress the spring

when it is very far from the asteroid it will be traveling with speed 187 m/s. We have a large and powerful spring whose stiffness is 3.0 105 N/m. Explain how much must we compress the spring?

  Calculate the break-even point in dollars

Purchase new automated equipment that will change the proportion between variable and fixed costs to 40% variable and 60% fixed. Determine the selling price per unit. Calculate the break-even point in dollars for 2011.

  How much charge is enclosed by the surface

If the electric flux through a closed surface is determined to be 2.10N?m2/C , how much charge is enclosed by the surface

  What is the young''s modulus of rope

A 1500 {rm kg} wrecking ball hangs from a 20 {rm m} long cable. The ball is pulled back until the cable makes the angle of 17.0^circ with vertical.

  What is the weight of the heaviest fish

A fisherman is fishing from a bridge and is using a "30.0-N test line." In other words, the line will sustain a maximum force of 30.0 N without breaking. What is the weight of the heaviest fish that can be pulled up vertically.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd