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added torricelli theorem
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DIvkov575 committed Oct 15, 2022
commit ef737555ff8317749c0255b8be69edf34191e978
Empty file added physics/Bernoullis_equation.py
Empty file.
41 changes: 41 additions & 0 deletions physics/Torricelli.py
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"""
Calculates velocity of fluid from Potential Gravitational Energy

Equation for finding velocity
V = sqrt(2 * gravity * Δy)
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Suggested change
V = sqrt(2 * gravity * Δy)
Velocity = sqrt(2 * Acceleration due to gravity * Height)


Source:
- https://en.wikipedia.org/wiki/Archimedes%27_principle
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Suggested change
- https://en.wikipedia.org/wiki/Archimedes%27_principle
- https://en.wikipedia.org/wiki/Torricelli%27s_law

"""


# Acceleration Constant on Earth (unit m/s^2)
g = 9.80665


def torricelli_theorem(height: float, gravity: float = g) -> float:
"""
Args:
height: The change in height between initial and point of flow (where,
velocity is being measured)
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Please mention the unit of height used.

gravity: Acceleration from gravity. Gravitational force on system,
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Suggested change
gravity: Acceleration from gravity. Gravitational force on system,
gravity: Acceleration due to gravity. Gravitational force on system,

Default is Earth Gravity
returns:
velocity of exiting fluid.

>>> torricelli_theorem(height=5)
9.90285312422637
>>> torricelli_theorem(height=3, gravity=9.8)
7.6681158050723255
"""
if gravity <= 0:
raise ValueError("Impossible Gravity")
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Suggested change
raise ValueError("Impossible Gravity")
raise ValueError("The value of g cannot be equal or smaller than 0.")


return (2 * height * gravity)**0.5


if __name__ == "__main__":
import doctest

# run doctest
doctest.testmod()