How much power is needed to lift a 4.5 kg object to a height of 3.0 m in 12 seconds?solution and formula.
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Answered by
2
Answer:
11.025 J/s
Explanation:
P = W/t
P = mgh/t
g --> acceleration due to gravity.
---> 9.8m/s²
therefore, power (P) needed to lift a 4.5 kg object to a height of 3.0 m in 12 seconds
= (4.5×9.8×3)/12
= 44.1/4
= 11.025 J/s
Answered by
0
Answer: 3.0 x 4.5 =98 M
Explanation: think it is 33 kg and its kg x N
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