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27-09-2022
Physics

Answered

Units, Homogeneity & Vectors
The value of the force of air resistance, Fdrag on an object falling at high velocity through the air,
is given by the formula
Fdrag = kv ²
where k is a constant, and v is the object's velocity.
(a) Show that the units of k can be written as kg m-¹.
[2]

Answer :

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