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How would our Sun's luminosity change if we increased its temperature 3 times?

The luminosity of our Sun could be derived by the Stefan-Boltzmann, otherwise known as Luminosity law. It says the total energy produced by a unit surface per unit time area (power per unit area) is:

DG
Answered by Denislav G. Physics tutor
1970 Views

Compare the similarities and differences between animal and plant cells? (6 marks)

Both animal and plant cells have cytoplasm, a nucleus, cell membrane, mitochondria and ribosomes. In both animals and plants most cells are specialised and adapted for their function. Both cells can be vi...

MT
Answered by Maria T. Biology tutor
8493 Views

Describe the features of the Launch stage of the product life cycle (2)

During the launch stage costs a product is introduced to a market. The costs are likely to be high due to advertising efforts. There is high potential for growth in this stage, it is likely to be too earl...

ES
1633 Views

Corrigez les 3 erreurs qui apparaissent dans la phrase "Je habites dans une maison avec ma mère, mes deux frères, et mon chien petit."

"Je habites dans une maison avec ma mère, mes deux frères, et mon chien petit."Je + habiter = J'habite (la conjugaison du verbe 'habiter' veut que l'on dise "...

JB
Answered by Jordan B. French tutor
1513 Views

What is a major use of completing the square?

Completing the square is a technique that converts a quadratic polynomial of the form:y=ax^2+bx+c into:y=a(x-d)^2+eThis converted form can be used to identify the location of the turning point. The turnin...

LM
Answered by Lewis M. Maths tutor
2434 Views

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