def calculations(self):
'''
Run through every calculation until everything is
calculated or until loop limit reached
'''
count = 0
while (checkValue(self.initialVelocity) is False
or checkValue(self.deltaDistance) == False
or checkValue(self.finalVelocity) == False
or checkValue(self.time) == False
or checkValue(self.acceleration) == False):
if count > 9:
break
self.finalVelocityOne()
self.finalVelocityTwo()
self.initialVelocityOne()
self.initialVelocityTwo()
self.accelerationOne()
self.accelerationTwo()
self.deltaDistanceOne()
self.deltaDistanceTwo()
self.timeOne()
count += 1
self.initialVelocity = scientificNotation(
cleanValue(self.initialVelocity), self.sigFigs)
self.finalVelocity = scientificNotation(cleanValue(self.finalVelocity),
self.sigFigs)
self.time = scientificNotation(cleanValue(self.time), self.sigFigs)
self.acceleration = scientificNotation(cleanValue(self.acceleration),
self.sigFigs)
self.deltaDistance = scientificNotation(cleanValue(self.deltaDistance),
self.sigFigs)
self.calculated = True
def initialVelocityOne(self):
'''
Equation:
Vi = Vf - (a * t)
Solve for Initial Velocity with final velocity, acceleration, and time
'''
if checkValue(self.finalVelocity) and checkValue(
self.acceleration) and checkValue(
self.time) and self.initialVelocity is None:
answer = self.finalVelocity - (self.acceleration * self.time)
self.initialVelocity = properRounding(answer, self.sigFigs)
self.record.append(2)
def finalVelocityOne(self):
'''
Equation:
Vf = Vi + a * t
Solve for Final Velocity with initial velocity, acceleration, and time
'''
if checkValue(self.initialVelocity) and checkValue(
self.acceleration) and checkValue(
self.time) and self.finalVelocity is None:
answer = self.initialVelocity + (self.acceleration * self.time)
self.finalVelocity = properRounding(answer, self.sigFigs)
self.record.append(1)
def deltaDistanceOne(self):
'''
Equation:
Δx = Vi * t + 0.5 * a * t^2
Solve for Delta Distance(Displacment) with initial velocity, acceleration, and time
'''
if checkValue(self.initialVelocity) and checkValue(
self.acceleration) and checkValue(
self.time) and self.deltaDistance is None:
answer = (self.initialVelocity * self.time) + \
(0.5 * self.acceleration * (self.time ** 2))
self.deltaDistance = properRounding(answer, self.sigFigs)
self.record.append(5)
def accelerationOne(self):
'''
Equation:
a = (Vf - Vi) / t
Solve for Acceleration with final velocity, initial velocity, and time
'''
if checkValue(self.finalVelocity) and checkValue(
self.initialVelocity) and checkValue(
self.time) and self.acceleration is None:
answer = (self.finalVelocity - self.initialVelocity) / self.time
self.acceleration = properRounding(answer, self.sigFigs)
self.record.append(3)
def deltaDistanceTwo(self):
'''
Equation:
Δx = ((Vf^2 - Vi^2) / 2) / a
Solve for Delta Distance(Displacment) with initial velocity, acceleration, and final velocity
'''
if checkValue(self.initialVelocity) and checkValue(
self.acceleration) and checkValue(
self.finalVelocity) and self.deltaDistance is None:
answer = (((self.finalVelocity**2) -
(self.initialVelocity**2)) / 2) / self.acceleration
self.deltaDistance = properRounding(answer, self.sigFigs)
self.record.append(9)
def accelerationTwo(self):
'''
Equation:
a = ((Vf^2 - Vi^2) / 2) / Δx
Solve for Acceleration with initial velocity, final velocity, and delta distance
'''
if checkValue(self.initialVelocity) and checkValue(
self.finalVelocity) and checkValue(
self.deltaDistance) and self.acceleration is None:
answer = (((self.finalVelocity**2) -
(self.initialVelocity**2)) / 2) / self.deltaDistance
self.acceleration = properRounding(answer, self.sigFigs)
self.record.append(8)
def timeOne(self):
'''
Equation:
t = (Vf - Vi) / a
Solve for Time with final velocity, initial velocity, and acceleration
'''
if checkValue(self.finalVelocity) and checkValue(
self.initialVelocity) and checkValue(
self.acceleration) and self.time is None:
answer = (self.finalVelocity - self.initialVelocity) / \
self.acceleration
self.time = properRounding(answer, self.sigFigs)
self.record.append(4)
def finalVelocityTwo(self):
'''
Equation:
Vf^2 = Vi^2 + 2 * a * Δx
Solve for Final Velocity with initial velocity, acceleration, and delta distance
'''
if checkValue(self.initialVelocity) and checkValue(
self.acceleration) and checkValue(
self.deltaDistance) and self.finalVelocity is None:
answer = (self.initialVelocity ** 2) + \
(2 * self.acceleration * self.deltaDistance)
answerSqrt = math.sqrt(abs(answer))
answerCorrected = answerSqrt * (answer / abs(answer))
self.finalVelocity = properRounding(answerCorrected, self.sigFigs)
self.record.append(6)