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Two car garages have a common gate which...

Two car garages have a common gate which needs to open automatically when a car enters either of the garages or cars enter both. Devise a circuit that resembles this situation using diodes for this situation.

Text Solution

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Here, circuit containing OR gate should be used because in this gate, we get output "1" when either of two inputs or both the inputs are "1". It circuit is as follows:

Truth table for OR gate,
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