Astronomy | Astrophysics Answers

Questions: 1 121

Answers by our Experts: 995

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Search & Filtering

When it is winter in the northern hemisphere, explain the position of the earth relative to the sun
An electron is moving with a speed of 0.97c in a magnetic field of strength 108
G.
Calculate the peak frequency at which the electron will radiate.
With the help of the clear and labelled diagrams show the change of seasons on earth resultant from the tilt of its axis of rotation.
what do galaxies and the material existing between make up
An electron is moving with a speed of 0.97c in a magnetic field of strength 10^8 G. Calculate the peak frequency at which the electron will radiate.
The mean distance of Mars from the Earth is 0.5 AU and its orbital period is 687 days. Calculate the orbital period of Jupiter given that its mean distance from the Earth is 4 AU.
Explain the meaning of a degenerate gas. A white dwarf star has a mass of 1030kg. Its luminosity is 1024 Js^−1. Calculate how long it can survive with its present luminosity if its internal temperature is 107K.
If the temperature of the background radiation today is 3 K, at what time after the birth of
the universe was the temperature 1015 K. Take the age of the universe as 15×109
years.
How long will a 5 M star burn hydrogen as fuel, given that the Sun will do so for about 1010 years?
An electron is moving with a speed of 0.97c in a magnetic field of strength 10^8
G.
Calculate the peak frequency at which the electron will radiate.
LATEST TUTORIALS
New on Blog
APPROVED BY CLIENTS