subject
Physics, 07.11.2019 00:31 kodakcam02

The vlba (very long baseline array) uses a number of individual radio telescopes to make one unit having an equivalent diameter of about 8000 km. this radio telescope is focusing radio waves of wavelength 2.0 cm. what would have to be the diameter of the mirror of a visible-light telescope focusing light of wavelength 582 nm so that the visible-light telescope has the same resolution as the radio telescope? give an answer in m. pay attention to the number of significant figures.

ansver
Answers: 2

Another question on Physics

question
Physics, 22.06.2019 01:30
Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33
Answers: 2
question
Physics, 22.06.2019 02:30
Which of the following is not am example of a polymer? protein nylon kevlar concreta
Answers: 1
question
Physics, 22.06.2019 11:00
The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space.b. we'll know it immediately because it will be brighter than the full moon in the sky.c. we won't know about it until 600 years from now.d. none of the above.
Answers: 3
question
Physics, 22.06.2019 14:00
Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.
Answers: 3
You know the right answer?
The vlba (very long baseline array) uses a number of individual radio telescopes to make one unit ha...
Questions
Questions on the website: 13722361