Find how many years would it take before we would see

Assignment Help Physics
Reference no: EM13548574

A star is 4.94 × 1020 m from the Earth. If this star was to burn out today, how many years would it take before we would see it disappear?

Time (in years):

Reference no: EM13548574

Questions Cloud

Find the coefficient of friction between mass and surface : A horizontal force of 80 N acts on a mass of 6 kg resting on a horizontal surface. The mass is initially at rest and covers a distance of 5 m in 0.92 s under the action of the force. find the coefficient of friction between the mass and the surface
Explain fe in iron(ii) ammonium sulfate hexahydrate : What is the percentage of Fe in iron(II) ammonium sulfate hexahydrate, Fe(NH4)2(SO4)2 * 6 H2O
Determine what mass of ice was added : A Styrofoam bucket of negligible mass contains 1.75 of water and 0.450 of ice. More ice, from a refrigerator at -14.0, is added to the mixture in the bucket, what mass of ice was added
Discuss the sensitivity ranges of the decision variables : How much of each blend should the East Anglia Tea Company make each week to maximize its profit? Create a linear programming model, and solve it using the Solver utility of Excel.
Find how many years would it take before we would see : A star is 4.94 × 1020 m from the Earth. If this star was to burn out today, how many years would it take before we would see it disappear
Evaluate the wavelength of the incident of radiation : The energy required for the ionization of a certain atom is 3.44 x 10-18 J. The absorption of a photon of unknown wavelength ionizes the atom and ejects an electron with velocity 1.03 x 108 m/s. Calculate the wavelength of the incident of radiatio..
What is the pucks new acceleration down the ramp : Suppose a hockey puck slides down a frictionless ramp with an acceleration of 5.00 m/s2. What's the puck's new acceleration down the ramp
Compute the final temperature of the system : A copper pot with a mass of 0.505 contains 0.175 of water, and both are at a temperature of 21.0. Find the final temperature of the system
Evaluate the ph of a dilute solution that contains a molar : Calculate the pH of a dilute solution that contains a molar ratio of potassium acetate to acetic acid (pKa = 4.76) of a) 2:11; b) 1:3; c) 5:1; d) 1:1; e) 1:10

Reviews

Write a Review

Physics Questions & Answers

  Compute the magnitude and direction of the force on muon

At a certain point on Earth's surface in the southern hemisphere, the magnetic field has a magnitude of 4.9 10-5 T and points upward and toward the north at an angle of 56° above the horizontal. compute the magnitude and direction of the force on t..

  Find the frequency of its simple harmonic motion

A mass-spring system has k = 55.2N/m and m = 0.405kg. Find the frequency of its simple harmonic motion

  Calculate the rocks speed just as it left the ground

You throw a 25.0 rock into the air from ground level and observe that, when it is 12.0 high, it is traveling upward at 17.0, Use the work-energy principle to find the rock's speed just as it left the ground

  Calculate the mass of the block

A block of unknown mass is attached to a spring of spring constant 7.9 N/m and undergoes simple harmonic motion with an amplitude of 13.2 cm. Calculate the mass of the block

  Find the velocity vector of a bag

Find the velocity vector of a bag just before it hits the ground. It is dropped 500m above the ground and has velocity 5 m/s

  Determine what should be the angle of the bank

A racetrack is to have a banked curve with radius 225 m. What should be the angle of the bank if the normal force alone is to allow safe travel around the curve at 56.0 m/s

  Find the center of mass of a system

Find the center of mass of a system composed of three spherical objects with mass of 3.0kg, 2.0kg, and 4.0kg

  What will be the pressure inside the bottle

The pressure inside a gas bottle at 23.4 °C is 4350 kPa. What will be the pressure inside the bottle

  Compute the direction of the rockets acceleration

A rocket of mass 3.95 × 105 kg is in flight near earth's surface. Its thrust is directed at an angle of 54.7° above the horizontal, compute the direction of the rocket's acceleration

  What is the hall voltage generated

A flat conductor of thickness 0.500 mm is placed in a magnetic field of 0.200 T perpendicular to the flat surface. what is the Hall voltage generated when 3.40 A flows along the conductor

  Calculate the angular displacement of the wheel

A wheel of radius 0.390 m starts from rest and accelerates uniformly to an angular speed of 17.0 rad/s in 4.00 s. Calculate the angular displacement of the wheel

  Constructed to produce a fundamental frequency

A half-open pipe is constructed to produce a fundamental frequency of 274 Hz when the air temperature is 20 °C. It is used in an overheated building when the temperature is 37 °C. Neglecting thermal expansion in the pipe, what frequency will be heard..

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