Exercise: Unit Consistency 4 Use the equation below to estimate the force, F₁, that can buckle a column by compression based on E, I and L. Your answer must be exactly correct, both in value and number of significant digits. Given R=²(Eq. 1) = E=197 MPa 1=2720 in A-74.1 m² L=128 ft 1. How ignificant digits should your answer have? (Unitless) (Answer Length 1) Score My Answer Investigate 2. Calculate the buckling force, F Include units when you write equations; cancel units to check unit conversions. J
Exercise: Unit Consistency 4 Use the equation below to estimate the force, F₁, that can buckle a column by compression based on E, I and L. Your answer must be exactly correct, both in value and number of significant digits. Given R=²(Eq. 1) = E=197 MPa 1=2720 in A-74.1 m² L=128 ft 1. How ignificant digits should your answer have? (Unitless) (Answer Length 1) Score My Answer Investigate 2. Calculate the buckling force, F Include units when you write equations; cancel units to check unit conversions. J
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Transcribed Image Text:Exercise: Unit Consistency 4
Use the equation below to estimate the force, F, that can buckle a column by compression based on E, I and L. Your answer must be exactly correct, both in value and
number of significant digits.
Given
R = ²¹ (Eq. 1) @
E=197 MPa.
I=2720 in
A = 74.1 m²
L=128 ft
1. How significant digits should your answer have?
(Unitless) (Answer Length = 1)
Score My Answer Investigate
2. Calculate the buckling force, F
Include units when you write equations; cancel units to check unit conversions.
8
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