The Andromeda Nebula, at a distance of 2 x 1022 m from the Earth, radiates 8 x
Question:
The Andromeda Nebula, at a distance of 2 x 1022 m from the Earth, radiates 8 x 1027 W in the spectral line of frequency 1420 MHz. Estimate the number of photons received per second when the nebula is observed by a radio telescope of collecting area 100 m2.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 46% (15 reviews)
The energy of a photon of frequency v is hi so if the nebula radiates a power P this must c...View the full answer
Answered By
Pranav Makode
I am a bachelor students studying at professor ram meghe institute of technology and research. I have a great experience of being an expert. I have worked as an expert at helloexperts and solvelancer as a part time job. I have also worked as a doubt solver at ICAD SCHOOL OF LEARNING, which is in Amravati city. I have also worked as an Freelancer.
I have great experience of helping students, as described above. I can help any students in a most simple and understandable way. I will not give you have any chance for complaint. You will be greatfull to accept me as an expert.
5.00+
1+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Modern Physics questions
-
The bottle rests at a distance of 3 ft from the center of the horizontal platform. If the coefficient of static friction between the bottle and the platform is s = 0.3m determine the maximum speed...
-
A point source is located at a distance of 20 cm from the front surface of a symmetrical glass biconvex lens. The lens is 5.0 cm thick and the curvature radius of its surfaces is 5.0 cm. How far...
-
The electric field at a distance of 0.145 m from the surface of a solid insulating sphere with radius 0.355 m is 1750 N/C. (a) Assuming the sphere's charge is uniformly distributed, what is the...
-
How much money would a man have to deposit each year for 6 years starting 4 years from now if he wanted to have $12,000 eighteen years from now? Assume the interest rate is 12% per year?
-
In Problem 14, what is the cost of equity after recapitalization? What is the WACC? What are the implications for the firm's capital structure decision? Refer to Problem 14, Bruce & Co. expects its...
-
In June, current year, Wendy Winger organized a corporation to provide aerial photography services. The company, called Aerial Views, began operations immediately. Transactions during the month of...
-
In performing analytical procedures in the expenditure/disbursement cycle, an auditor detects that payables divided by current liabilities appears low in comparison with prior years. Which of the...
-
Refer to the work sheet in Problem 6-7A for Monte's Repairs. The trial balance amounts (before adjustments) have been entered in the ledger accounts provided in the working papers. If you are not...
-
A/ Write a simple java code to calculate factorial of a number (100). B/Write a JAVA code to find the result (using for loop): 20 i=1 (6 marks.) (6 marks.)
-
BMWs Sales Reporting Practices The SEC bought an action against BMW NA for inaccurate disclosures of its retail vehicle sales volume in the United States. In order to close the gap between actual...
-
A gas obeying p(V b) = RT Has a heat capacity per mole, at constant volume, of Cv, (a) Write down Maxwells relations, and use them to show that the internal energy U is a function only of T by...
-
What is the force experienced by a mirror when it reflects all the light from a laser with a power of 10mW?
-
PurrChems raw materials records contained the following information for the month of August: August 1 Beginning inventory 1,250 kg. @ $250 per kg. 8 Received 1,000 kg. @ $275 per kg. 15 Issued 1,800...
-
Draw a diagram of the market for oranges. Explain how the government policy you discussed in part (b) of Problem 5-2 is likely to affect the market price and equilibrium quantity in the orange...
-
The intensity level at the front of a library reading room is \(70 \mathrm{~dB}\) when 120 students are in the room and \(20 \mathrm{~dB}\) when the room is empty. What do you expect the intensity...
-
A hollow stirrer that has a diameter of \(1.0 \mathrm{~mm}\) is inserted into a cup of water at \(20^{\circ} \mathrm{C}\). The surface tension of water at that temperature is \(\gamma=7.28 \times...
-
A 55 g soapstone cubea whisky stoneis used to chill a glass of whisky. Soapstone has a density of 3000 kg/m 3 , whisky a density of 940 kg/m 3 . What is the approximate normal force of the bottom of...
-
Explain the difference between exogenous and endogenous variables.
-
A body of mass \(m=11.0 \mathrm{~g}\) can move by resting on a rail, which is frictionless, that runs in the vertical plane with the shape shown in the Fig.6.8 : a horizontal section to A, a quarter...
-
Write the general quadratic equation y2 - 8y - 4x + 28 = 0 in standard form. Determine the vertex, focus, and directrix of the parabola defined by this equation. Sketch a graph.
-
Use Figure 7-5 to research a database service for an enterprise-level relational database and document three new key terms based on how that particular vendor handles that particular service....
-
A popular brand of cola contains 6.50 g of carbon dioxide dissolved in 1.00 L of soft drink. If the evaporating carbon dioxide is trapped in a cylinder at 1.00 atm and 20.0C, what volume does the gas...
-
In state-of-the-art vacuum systems, pressures as low as 10-9 Pa are being attained. Calculate the number of molecules in a 1.00-m3 vessel at this pressure if the temperature is 27.0C.
-
A room of volume V contains air having equivalent molar mass M (in g/mol). If the temperature of the room is raised from T1 to T2, what mass of air will leave the room? Assume that the air pressure...
-
1. What would a graph of the speed of an object that moves at a constant speed look like? (hint: curved line, broken line, etc.) 2. A car travels 120 km in 1250 seconds. What is the speed in...
-
Today we are going to calculate the electric field of two concentric non-conducting charged cylinders (separated by a neutral insulator) of infinite length in all regions of space. We will be using...
-
You are Professional Accountant ( SA ) for registered accountants. A client of yours in the SME sector is speculating shares on listed company on the JSE. The detail and name of the listed company is...
Study smarter with the SolutionInn App