how many scoops of rice can a barrel, with an interior volume of 351.68 inches, hold if each scoop is a hemisphere with radius 1
1 answer:
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Answer:
After 14.92 seconds, the arrow hits the ground.
Step-by-step explanation:
Given:
Initial velocity of the arrow is,
The arrow goes up and come back to the same starting position. So, initial position is same as that of final position.
Therefore, displacement of the arrow is 0 m.
The displacement of the arrow is given as:
(equation 1)
Plug all value in equation 1 and solve for
where
∴ After 14.92 seconds, the arrow hits the ground.