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What are the ON/OFF terminals of a transistor when it is operated as a switch?
- a)Collector to base
- b)Collector to emitter
- c)Base to collector
- d)Emitter to base
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
What are the ON/OFF terminals of a transistor when it is operated as a...
Transistor switches can be used to switch low DC voltages ON or OFF by operating it in saturation or cut-off mode
The CE terminals act as ON/OFF terminals as shown in figure above.
Most Upvoted Answer
What are the ON/OFF terminals of a transistor when it is operated as a...
Transistors as Switches
Transistors can be used as switches in electronic circuits, where they are either in an ON state (allowing current flow) or an OFF state (blocking current flow).
ON/OFF Terminals of a Transistor
The ON/OFF terminals of a transistor when it is operated as a switch are the collector and emitter terminals.
Explanation
When a transistor is used as a switch, it is biased such that it operates in either the saturation region (ON state) or the cutoff region (OFF state).
In the ON state, the base-emitter junction is forward-biased, and the collector-emitter junction is also forward-biased. This allows current to flow from the collector to the emitter, effectively switching ON the circuit.
In the OFF state, the base-emitter junction is reverse-biased, and the collector-emitter junction is also reverse-biased. This blocks current flow from the collector to the emitter, effectively switching OFF the circuit.
Therefore, the collector and emitter terminals are the ON/OFF terminals of a transistor when it is operated as a switch.
Transistors can be used as switches in electronic circuits, where they are either in an ON state (allowing current flow) or an OFF state (blocking current flow).
ON/OFF Terminals of a Transistor
The ON/OFF terminals of a transistor when it is operated as a switch are the collector and emitter terminals.
Explanation
When a transistor is used as a switch, it is biased such that it operates in either the saturation region (ON state) or the cutoff region (OFF state).
In the ON state, the base-emitter junction is forward-biased, and the collector-emitter junction is also forward-biased. This allows current to flow from the collector to the emitter, effectively switching ON the circuit.
In the OFF state, the base-emitter junction is reverse-biased, and the collector-emitter junction is also reverse-biased. This blocks current flow from the collector to the emitter, effectively switching OFF the circuit.
Therefore, the collector and emitter terminals are the ON/OFF terminals of a transistor when it is operated as a switch.
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