A rock with a mass of 25 kg has a weight of 40.8 n on the moon. what is the value of the acceleration of gravity (g) on the moon
1 answer:
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Answer:
7327 kg or 7.3 tons
Explanation:
We have Newton formula for attraction force between 2 objects with mass and a distance between them:
where is the gravitational constant on Earth.
is the masses of the 2 objects. and R = 2.6m is the distance between them.
is the attraction force.
or 7.3 tons
The best way to arrange the salon to best use what he has is:
- Place the bulb in the middle of the wall
- Directly face the chair and mirror in front of the bulb for proper lighting and reflection
- Place the chairs side by side of each other
- Each mirror should be facing each chai
This refers to the change in direction of a wavefront between two different media so that the wavefront returns to its originating medium.
Hence, we can see that from our knowledge of shadows and reflection, we can note that mirrors reflect and light helps to bring detail in a dark area and the chairs should be facing the mirrors directly so the customer can see his hair and how it is being cut by the barber.
Read more about reflection here:
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