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yKpoI14uk [10]
3 years ago
10

^^ help :c

Physics
1 answer:
ipn [44]3 years ago
6 0
I need help to I have a test and I need help to
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Which of the following would produce the most power?
Fantom [35]

Answer:

A mass of 10 kilograms lifted 10 meters in 5 seconds.

Explanation:

Power can be defined as the energy required to do work per unit time.

Mathematically, it is given by the formula;

Power = \frac {Energy}{time}

But Energy = mgh

Substituting into the equation, we have

Power = \frac {mgh}{time}

Given the following data;

Mass = 10kg

Height = 10m

Time = 5 seconds

We know that acceleration due to gravity is equal to 9.8 m/s²

Power = \frac {10*9.8*10}{5} = 490 Watts

Hence, a mass of 10 kilograms lifted 10 meters in 5 seconds would produce the most power.

6 0
3 years ago
Can I also get help on this??
Xelga [282]

Answer:

25

Explanation:

8 0
3 years ago
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Explain why the "X" chromosome expresses more traits than the "y" chromosome.
wel

Explanation:

The X chromosome (females have 2 of them while males have 1) is five times larger than the Y chromosome and has 10 times the number of genes.

5 0
3 years ago
MULTIPLE CHOICE PLEASE HELP QUICK!!!!!!
vekshin1
 i would choose a for 945 and a for faster
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3 years ago
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What causes differences in air pressure around the Earth?
Olegator [25]
Wind is primarily driven by differences in air pressure. These variations in air pressure are due to temperature differences caused by variations in solar energy received at the surface of the Earth.
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