# Hubble’s Law Formula

Hubble’s Law Formula is given by

$v=H_{0}r$

Where,

$H_{0} = Hubble’s\, Constant$ km/s/Mpc

v = Recessional Velocity km/s

r = distance of a galaxy in Mpc

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#### Practise This Question

In the given circle, with AB as a diameter, find the value of x.