Write 3.5 seconds as milliseconds
2 answers:
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Answer:
Explanation:
From the question we are told that:
Distance of wall from CD
Second bright fringe
Let
Strontium vapor laser has a wavelength \lambda= 431 nm=>431 *10^{-9}m
Generally the equation for Interference is mathematically given by
Where
As we know the formula of kinetic energy is
here given that
KE = 150,000 J
mass = 120 kg
we can use this to find speed
So speed of above object is 50 m/s
Answer:
I attached an image that should help.
Explanation:
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