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Pick the pair of equivalent switching circuits

This type of question, asked 2 times: 2 May 2023 S2, 19 Apr 2025 S2. All 2 questions below, oldest first.

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  1. Question 1

    2 May 2023 S2

    150
    Which one of the following is the pair of equivalent circuits? (i) through (v) as given

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  2. Question 2

    19 Apr 2025 S2

    128
    Which of the following are pairs of equivalent switching circuits? (A) (p∧q)∨(p∧r)(p \wedge q) \vee (p \wedge r) (B) p∨(q∧r)p \vee (q \wedge r) (C) p∧(q∨r)p \wedge (q \vee r) (D) p∧q∧rp \wedge q \wedge r (E) (p∧q)∨r(p \wedge q) \vee r

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