3 years ago

When a person floating in swimming pool, they experience an upthrust. what causes this effect?

1 answer:

6 0

When your head sticks out of the water the upthrust reduces as your head is no longer displacing water, and there is 0 resultant force so you float at that level. hope this helps, can i get brainliest please

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Calculate the total force on the Earth due to Venus, Jupiter, and Saturn, assuming all four planets are in a line. The masses ar

Furkat [3]

You need to consider the following:
Me (mass of Earth) = 5.98 x 10^24 kg
Ms (mass of Sun) = 1.99 x 10^30 kg 
G = 6.67 x 10^-11 N 

Formula:
F = G * M1M2/r^2
The ratio FT/F = 4.02x10^-4 / 14.8
= 2.72x10^-5

Since,
1/2.72x10^-5 = 36800
The fraction ratio is 1/36800
= 9.56x10^17 N

3 0

3 years ago

Read 2 more answers

A 0.75 kilogram apple is thrown upward from the ground. The apple reaches a height of 5.5m, what is the beginning gravitational

MaRussiya [10]

Answer:

U(0.0m) = 0J

U(5.5m) = 40.42 J

Explanation:

The gravitational potential energy is given by the following formula:

$U=mgh$