Find the luminosity of arcturus in watts

Reference no: EM13718849

The apparent brightness of the bright springtime star Arcturus is 3.0 x 10^-8 watts/square meter. If Arcturus is 10 parsecs away, find the luminosity of Arcturus in watts.

Note: One parsec is equal to 3.1 x 10^16 meter

Reference no: EM13718849

Questions Cloud

Describe the relationship between axial and lateral strain : These are questions for my Aviation Mechanical Structures class I need answered 1. Describe the relationship between axial and lateral strain. 2. What is meant by "Modulus of Elasticity"?

Evaluate the induced electric field : A silicon sample is doped with donors from one side such that Nd = N0 exp(-ax). Find the induced electric field for a = 1 (µm)-1 at room temperature. Then sketch the band diagram for such a sample, indicate the direction of the electric field.

What phenomenon in space would you explore further : What phenomenon in space would you explore further? Give us a description of the phenomena, formulate a hypothesis about the phenomena and how you would go about studying it.

Determine the heat transfer coefficient for the exchanger : It is proposed that the exhaust gases from a diesel engine generating electricity is used to preheat air. Calculate the heat transfer coefficient for the exchanger(s).

Find the luminosity of arcturus in watts : The apparent brightness of the bright springtime star Arcturus is 3.0 x 10^-8 watts/square meter. If Arcturus is 10 parsecs away, find the luminosity of Arcturus in watts.

Development of management theory : Present details about that person's Management Theory - what were the influences that may have contributed to the development of that Management Theory?

What is the approximate spectral type of regulus : The bright springtime star Regulas has its wavelength of maximum energy intensity located at 250 x 10^-9 meters. What is the temperature of Regulas? What is the approximate spectral type of Regulus?

Calculate the minimum duration of the yellow light : Assuming a deceleration of 9 ft/sec2, an intersection width of 50 ft, a perception-reaction time of 2.0 seconds. What is the minimum duration of the yellow light?

What parallax angle would the star now exhibit : A certain star exhibits a parallax angle of .016 arc seconds. What is the distance to the star in parsecs? If this star was located at a distance of 800 parsecs, what parallax angle would the star now exhibit?

User Account

All Pages