Practice Initial and Final Value Theorems - 4.4.5 | 4. Time and Frequency Domains: Z-Transform | Digital Signal Processing
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does the Initial Value Theorem help us find?

πŸ’‘ Hint: Think about the value of the signal at n=0.

Question 2

Easy

State the formula for the Final Value Theorem.

πŸ’‘ Hint: Remember this links the Z-domain and long-term behavior.

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 Initial Value Theorem state?

  • It finds the initial value from X(z) as z approaches 0.
  • It finds the initial value from X(z) as z approaches ∞.
  • It determines stability of a system.
  • It calculates the area under the curve.

πŸ’‘ Hint: Remember 'I For Infinity'.

Question 2

True or false: The Final Value Theorem can predict if a signal diverges.

  • True
  • False

πŸ’‘ Hint: Consider what happens to a signal over time.

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Challenge Problems

Push your limits with challenges.

Question 1

Given the Z-Transform X(z) = (3z/(z^2 - z - 6)), determine if the signal is stable and find initial and final values.

πŸ’‘ Hint: Analyze the poles to determine stability and apply the tests for initial and final values separately.

Question 2

A system has the Z-Transform X(z) = (2z^2)/(z^2 + 4z + 4). Calculate the initial and final values, and discuss system stability.

πŸ’‘ Hint: Evaluate the roots of the denominator for stability and apply the theorems.

Challenge and get performance evaluation