What is the correct equation kinetic enery
1 answer:
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Explanation:
Recession velocity of a galaxy is related to the distance at which the galaxy is located. This relationship is given by the hubble constant, as follows:
Hubble constant is aproximate and 1 megaparsec (Mpc) is 3.26*10^6 light years. Rewriting for D:
For galaxy A:
For galaxy B:
Answer:
λ₂ = 1.8 m
Explanation:
given,
wavelength of the string 1 = 0.90 m
frequency of the string 1 = 600 Hz
wavelength of string 2 = ?
frequency of the string 2 = 300 Hz
we now,
now,
λ₂ = 2 x 0.9
λ₂ = 1.8 m
Hence, the wavelength of the second string is equal to λ₂ = 1.8 m