Practice - Unit Step Function, u(t) or u[n]
Practice Questions
Test your understanding with targeted questions
What is the value of u(t) for t < 0?
💡 Hint: Remember the definition of the continuous-time unit step function.
What does the unit step function model?
💡 Hint: Think about when something starts or turns on.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does the continuous-time unit step function u(t) equal for t < 0?
💡 Hint: Refer back to its definition.
The unit step function can be expressed as which of the following?
💡 Hint: Consider what happens at the turning point of the function.
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Challenge Problems
Push your limits with advanced challenges
Given a continuous-time signal that starts operating at t=3 seconds, represent it using the unit step function.
💡 Hint: Think about how to delay the start of the step function.
Explain how you would differentiate the signal x(t) = u(t-2) + 3.
💡 Hint: Focus on the definition of the derivative of a step function.
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Reference links
Supplementary resources to enhance your learning experience.