Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the Principle of Virtual Work state?
💡 Hint: Think about the balance of forces.
Question 2
Easy
What is considered in a virtual displacement?
💡 Hint: Reflect on how displacement relates to work.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does the Principle of Virtual Work ensure for systems in equilibrium?
- Total work is maximum
- Total virtual work is zero
- Total internal work is zero
💡 Hint: Consider the balance of forces.
Question 2
True or False: The Principle of Virtual Work can only be used for determinate structures.
- True
- False
💡 Hint: Think about the types of structures we discussed.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A beam is subjected to two different loads at opposing ends. Determine the deflection at the midpoint using the Principle of Virtual Work. Assume all materials are linearly elastic.
💡 Hint: Break down the forces and apply them step-by-step.
Question 2
Analyze a truss structure using the Principle of Virtual Work to evaluate the impact of an external load applied at a joint and derive the reactions at the supports.
💡 Hint: Outline the forces and remember to account for all angles.
Challenge and get performance evaluation