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 volume of the bubble

An air bubble has a volume of 1.25 cm3 when it is released by a submarine 100 m below the surface of a lake. What is the volume of the bubble when it reaches the surface

  How much gravitational force does he exert

Mr. Gewanter, who's mass is 60.0 kg, is doing physics demonstration in the front of the classroom. a) How much gravitational force does he exert on 55-kg Martha in the front row, 1.50m away? b) How does this compare to what he exerts on 65-kg Lest..

  What is the acceleration in meters per second squared

A shop sign weighing 245-N is supported by a uniform 155-N bean. Find out the tension in the guy wire, and the horizontal and vertical forces exerted by the hinge on the bean.

  Calculate the linear density of this string

The equation of a transverse wave on a string is y = (6.1 mm) sin[(30 m-1)x + (300 s-1)t] The tension in the string is 42 N. Find the linear density of this string

  Explain how far must the stone fall so that the pulley

the wire unwinds without stretching or slipping, causing the pulley to rotate. Explain how far must the stone fall so that the pulley has 2.70 J of kinetic energy?

  What size (power) motor does it take to do the job

It takes an elevator 3.4 minutes to raise a vehicle with a mass of 366 kg from the floor to a height of 7 meters. What size (power) motor (in watts) does it take to do the job

  How far from the starting point is the hiker

Show that the horizontal resultant of these two forces on the lamp is zero. Work out the weight of the lamp.

  What is moment of inertia

What is moment of inertia

  How much does the car body rise on its suspension

A 1000 kg car carrying four 76 kg people travels over a rough "washboard" dirt road with corrugations 4.0 m apart which causes the car to bounce on its spring suspension. The car bounces with utmost amplitude when its speed is 18 km/h. The car now ..

  Find out the resulting values of the processional rate

Find out the resulting values of the processional rate

  Compute the tension in the horizontal string

A simple pendulum consists of a bob of mass 1.8kg attached to a string of length of 2.5m. The pendulum is held at an angle of 30 degrees from the vertical by the light horizontal string attached to a wall.

  Find the potential 3.00 m from the sheet

The potential equals 400 V at 1.00 m from a very large, flat dielectric sheet that carries a surface charge density of -1.00 x 10^-8 C/m2

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