Answer:
Mc = 900 Kg
Uc = 28 ms^-1
Md = 70 Kg
Ud = 0
We want Vd
Vc = Vd
This situation is elastic momentum

Answer:
The value is 
Explanation:
From the question we are told that
The total time of flight is
Generally from kinematic equation

So v is the velocity at maximum height and the value is v = 0 m/s
So

=> 
Here u is the initial velocity of the dart as it leaves that gun
Gnerally the horizontal range of the dart is mathematically represented as

For maximum horizontal range the value of
So

=> 
It’s light seconds, now don’t mistake it as time
The sun gets its power from nuclear fusion. In the suns core.
Answer:
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Explanation:
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