In an experiment, a bar of 30 mm diameter is subjected to pull. The measured extension on gauge length of 200 mm is 0.09 mm and change in diameter is 0.0039 mm. The value of Poisson's ratio is

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A: Solution: The force vector F and uOA:

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Q: 1.16. Name the two commonly used systems of measurement. How are they related?

A: Brief concept introduction- Systems of measurement are required to express various physical…

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Q: Q#1: Define/State the following Contact Forces and Body Forces Concentrated and Distributed Forces…

A: Contact force and body force- Contact force- a contact force is a force that requires contact to…

Q: but I nee

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A: The given equation is: y=x2+2x+1x-4 Adopt substitution method for determining the roots of the given…

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A: To find x bar

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Q: order (D^2+4)y

A: Given:- (D^2+4)y=sin x To find:- reduction of order

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A: Scale drawing: In the scale drawing, an object has exactly the same shape as the original object but…

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A: Solution;

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A: Measurement is the process of measuring any value with respect to the standard value. This process…

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Q: Define matrix's diagonal, off-diagonal, subdiagonal, and superdiagonal elements. Illustrate each.

A: An n×n matrix, or a matrix with the same number of columns as rows, is known as a square matrix.

Q: Name at least three prefixes and symbols of decimal multiple of SI units.

A: The SI (International System) Units can be written technically and also is effectively communicated…

Q: 30 10 30 10 15 20 15 10

A: Line command of autocad is used  We can use either absolute coordinate method or relative coordinate…

Q: 112 тm К30 тm ->- 30 тm -+30 тm ->-30 mт -> Рart a) Determine the moment of inertia of the shaded…

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Q: Find the centroid of the following cross-sections and planes.

A: Centroid is = (0, 9.427 in)Explanation:Step 1: Calculation for centroid of given section.Thanks.

Q: 100 N 100 N 100 100 150 250

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Q: Determine the degree of indeterminacy for each of the following structures:

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Q: What is the importance of using Polygons?

A: A closed plane figure with multiple sides is called a polygon.

Q: Determine external as well as internal indeterminacy

A: Given data : Number of member (m)=15Number of Joint (J)=10Number of external support reaction…

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A: yes it is very important to choose right device in measuring anything as it is  different and not…

Q: Write a  note on the Basic Terminologies used in structure analysis

A: Structural analysis is a branch of civil engineering in which the construction and analysis of…

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British Gravitational Bg System Of Units

Measuring is the comparison of a particular physical quantity with its reference value. A unit is a fixed physical quantity. The length is a physical quantity. A physical quantity is the product of a unit and the numerical value we need to compare with.