By definition, the power is given by:

By definition, the power is given by:
Where,
W: Work done
t: time
Clearing the time we have:

Substituting values we have:

Making the corresponding calculations we have:
Answer:
is needed for a 15,000 W engine to do 1,800,000 J of work about:
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▹ Answer
<em>g = 87</em>
▹ Step-by-Step Explanation
-34 = -2(g - 70)
<u>Divide both sides</u>
17 = g - 70
<u>Rearrange the terms</u>
-g + 17 = 70
<u>Calculate</u>
-g = -87
<u>Change the signs</u>
g = 87
<u>Final Answer</u>
g = 87
Hope this helps!
- CloutAnswers ❁
Brainliest is greatly appreciated!
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Answer:
the first hike is going down negative(low) second hike is going up so positive (high)
Step-by-step explanation: