What is 7.866 rounded to the nearest 10ths?
2 answers:
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Answer:
840 W
Explanation:
The energy expended in hoisting the diver up is given by
<em>m</em> is the mass of the diver, <em>g </em>is the acceleration due to gravity and <em>h</em> is the height.
Using the values in the question and taking <em>g</em> as 9.8 m/s²,
The power is given by
<em>t</em> is the time.
Hence,