Question: Suppose Star A is four times as luminous as Star
Suppose Star A is four times as luminous as Star B. If these stars are both 500 light years away from Earth, how will their apparent brightness compare? How will the apparent brightness of these stars compare if Star A is twice as far away as Star B?
Answer to relevant QuestionsWhy did ancient cultures study the constellations? Why are the seasons on Uranus different from the seasons on any other planet? An investor is given the following information about the returns on two stocks:a. If he is most interested in maximizing his returns, which stock should he choose?b. If he is most interested in minimizing his risk, which ...A sign on the gas pumps of a chain of gasoline stations encourages customers to have their oil checked with the claim that one out of four cars needs to have oil added. If this is true, what is the probability of the ...According to the last census, 45% of working women held full-time jobs in 2002. If a random sample of 50 working women is drawn, what is the probability that 19 or more hold full-time jobs?
Post your question