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A demo of the match choices with answers part and its options.

Calculate reactions and shear and bending moment at a point for an overhanging beam with a constant or uniformly varying distributed load.

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True/false question type to assess basic knowledge of confidence intervals.

Calculation of modulus, argument, multiplication by complex conjugate, given two complex numbers.

Characterise the cosh function as continuous, many-to-one, even, and find the limit as x approaches 1. Part of HELM book 2.4.3.

Given a linear or a quadratic function and asked whether it is continuous. Part of HELM Book 2.4.

Determine the forces in the pistons of a hydraulicly operated excavator.

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These multiple-choice questions help you verify your understanding of key concepts from the lectures.

End of chapter exercises for Engineering Statics: Open and Interactive 

These questions are designed to help you verify that you can successfully apply the techniques related to maximum-likelihood estimation we have learned in class, e.g., numerical and analytical derivation of estimators, construction of large-sample confidence intervals, and likelihood-ratio tests.

Determine expressions for internal shear and bending moment as a function of $x$ for a beam with two vertical loads.

This shows how to take an expression given by the student and plot the implicit curve of points where it equals zero.

Student calculates $\bar{y}$ for a triangle.  Must use similar triangles get element $dA$.

Find the area, first moment of area, and coordinates of a general spandrel.  The area may be above or below the function.

Locate the centroid of a rectangle, triangle, and semi-circle on a coordinate grid.

Find the unit vectors in the direction of four 3-dimensional vectors. Three of the vectors are given, and the fourth is expressed as a linear combination of two of the other vectors.

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Find the centroid of a shape made up of a rectangle and two triangles.

Find the centroid of a shape made from a rectangle, triangle, and circle.

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Draws a triangle based on 3 side lengths.