Ow much longer would it be seen on earth

Assignment Help Physics
Reference no: EM13337340

1) The star Sirius is a distance of 8 light years from the earth. If Sirius suddenly stopped shining, how much longer would it be seen on earth? The answer is 8 years. Please explain how to get this answer.

Reference no: EM13337340

Questions Cloud

Find average power engine must deliver to reach a speed : A car (m = 700.0 kg) accelerates uniformly from rest up an inclined road which rises uniformly, to a height, h = 42.0 m. Find the average power the engine must deliver to reach a speed of 20.3 m/s at the top of the hill in 24.5 s
How much should she pay to play if the game is fair : In a gambling game a woman is paid $3 if she draws a jack or a queen and $5 if she draws a king or an ace from an ordinary deck of 52 playing cards. If she draws any other card, she loses.
Compute the product margins for the xtreme : Compute the product margins for the Xtreme and the Pathfinder products under the activity-based costing system and prepare a quantitative comparison of the traditional and activity-based cost assignments
How much work is needed to push a 132- kg packing crate : How much work is needed to push a 132- kg packing crate a distance of 2.35 m up an inclined plane that makes an angle of 26 o with the horizontal, when inclined plane is frictionless
Ow much longer would it be seen on earth : The star Sirius is a distance of 8 light years from the earth. If Sirius suddenly stopped shining, how much longer would it be seen on earth
Find the relationship between the length h and width a : Find the relationship between the length h and width a of a regular right triangular prism such that the prism is equally likely to land on each face when: A. dropped from a great height in th air.
Margaret owned an antique store : Margaret owned an antique store that specialised in rare porcelain dolls
Summarize the challenges the team faced : Create a 10 - 15 pages PowerPoint presentation with audio narration which covers 1 - 4. Each member needs to add audio presentation at least for his/her selected risk.
At what temperature would nitrogen molecules have rms speed : 1.4m/s is a typical walking speed. At what temperature would nitrogen molecules have an rms speed of 1.4 m/s

Reviews

Write a Review

Physics Questions & Answers

  What angle would the single rope make relative to dashedline

A car is being pulled out of the mud by two forces that are applied by the two ropes shown in the drawing. What angle would the single rope make relative to the dashed line

  What is the electric field at the electron

A uniform line of charge that is 5.00cm long has a total charge of 6.00uC. An electron is at distance of 5.00cm from one end of the charge distribution, What is the electric field at the electron

  Which transmits more energy

Two linear waves have the same amplitude and speed, and otherwise are identical except one has half the wavelength of the other, Which transmits more energy

  Find the heat added to the gas during the expansion

An ideal gas initially at 20°C and 219 kPa has a volume of 4.70 L. It undergoes a quasi-static,, Find the heat added to the gas during the expansion.

  What is the rock velocity as it hits the bottom of the hole

A rock is tossed straight up with a speed of 29{\rm m}/{\rm s}. What is the rock's velocity as it hits the bottom of the hole

  Why to suppose the liquid is an ideal fluid in laminar flow

A vented tank of large cross-sectional area has a horizontal pipe .12m in diameter at the bottom. The tank holds a liquid whose density is 1500 kg/m^3 to the height of 4.0 m.

  What was the tension in string an instant before it broke

A 200g ball on a 70-cm-long string is swung in a vertical circle about a point 200 cm above the floor. What was the tension in the string an instant before it broke

  What is the mass of earth

What is an average magnitude of the Pointing vector 5.0miles from a radio transmitter broadcasting isotropically with an average power of 250-kW?

  What length is measured in the rest frame of the particle

If the length of the field between goal lines in the Earth frame is 85.2 m, what length is measured in the rest frame of the particle

  What is the current after one time constant

A 495-? resistor, an uncharged 1.50-µF capacitor, and a battery with an emf of 6.21 V are connected in series. What is the current after one time constant

  Calculate equivalent units of production for direct labor

A company uses a process cost accounting system and the weighted average method for inventory costs. Calculate the equivalent units of production for direct labour for the year.

  How much force pulls forward on the ice

A 2.00m -long, 550g rope pulls a 13.0kg block of ice across a horizontal, frictionless surface. The block accelerates at 2.20m/s2 . How much force pulls forward on (a) the ice, (b) the rope?

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