# Logic Families – 37

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37. If all inputs to a TTL NAND gate are low, what is the ON, OFF condition of each transistor in the circuit?

(a) Q1-ON, Q2-OFF, Q3-ON, Q4-OFF
(b) Q1-ON, Q2-ON, Q3-OFF, Q4-OFF
(c) Q1-OFF, Q2-OFF, Q3-ON, Q4-ON
(d) Q1-OFF, Q2-ON, Q3-OFF, Q4-ON

Explanation
Explanation : No answer description available for this question. Let us discuss.
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