ISRO Electronics & Communication (ECE) 2008 - Question 38

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Topic: Digital Electronics

In a ripple counter how many changes in state happen when count changes from 7 to 8?

  • A. 1
  • B. 2
  • C. 3
  • D. 4

Answer: D. 4

Explanation: $7 \rightarrow 0111$, $8 \rightarrow 1000$. Totally 4 changes.

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