Study and test knowledge of the 20 standard acids through customizable quizzes. Topics include names, structural formulas, 1-letter and 3-letter codes, codons, and side chain classes. Quizzes are available for free. Remove ads with an in- purchase.
Provides tools for calculating area, moment of inertia, distance from axis, radius of gyration, and section modulus for rectangular and square beams. Supports metric and imperial units.
Learn and review concepts with 10+ detailed topics. Access lessons, quizzes, and practice problems to prepare for exams. Track progress and unlock additional content as you study.
Learn for fishing, climbing, boating, and scouting
Learn and practice over 220 used in fishing, climbing, boating, and scouting. Browse by category or search by name, synonym, or ABoK number. Save favorite for quick access and review.
Allows users to calculate equations and formulas. Input variables to solve for unknowns in mechanics of materials. Access force-displacement relations and moment calculations. Retrieve reference materials for formulas.
Review concepts with subject-specific study guides and practice questions. Access flashcards, exam tips, and detailed explanations. Track progress and set study goals for FE and other exams.
Calculates mechanical and structural properties of three-plate built-up sections. Determines moment of inertia, modulus of section, radius of gyration, area, and weight. Provides results in both principal axes.
Model structures, analyze forces, visualize results
Create 3D structural models of -frames. Perform static and dynamic elastic analysis. View deflections, forces, natural frequencies, and mode shapes graphically. Interact with results for numerical data at any member location.
Create intelligent sketches and drawings with layer management. Add markup for communication. Work through all design phases with fluid tools. Support for architectural and industrial design workflows.
Calculate volume for slabs, footings, columns, walls, and stairs in cubic yards, feet, or meters. Estimate needed, determine weight and bag requirements. Calculate rebar spacing and truckloads.
Calculator provides tools to analyze and convert and Civil parameters. Users can calculate critical bending moments for rectangular, open, and nonuniform cross sections. Additional calculators for stress and deflection are available via in- purchase.