An object has a kinetic energy of 30 J and a mass of 44 kg , how fast is the object moving?
1 answer:
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Answer:
Explanation:
As we know that magnitude of two vectors is given as
here we know that
A = magnitude of vector A
B = magnitude of vector B
= angle between two vectors
so here we know that
A = 30 units
B = 40 units
angle = 90 degree
so we have