Assume that the plug is connected to the ac outlet, when will the bulb turn on? R3 1kQ2 A+5u input w R2 ΙΚΩ www LED1 Red (633nm) U2 ele Q1 BC548 NC NO Relay 31 Screw Terminal Connect AC Load in Series

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Assume that the plug is connected to the ac outlet, when will the bulb turn on?
R3
1ΚΩ
4+5u
input www
R2
1k0
www
LED1
Red (633nm)
V
U2
Q1
BC548
NC
NO
Relay
Connect AC Load
in Series
31
Screw Terminal
When the coil is in its idle state.
When the transistor is OFF.
When the input is OV.
When the coil is energized.
1
Transcribed Image Text:Assume that the plug is connected to the ac outlet, when will the bulb turn on? R3 1ΚΩ 4+5u input www R2 1k0 www LED1 Red (633nm) V U2 Q1 BC548 NC NO Relay Connect AC Load in Series 31 Screw Terminal When the coil is in its idle state. When the transistor is OFF. When the input is OV. When the coil is energized. 1
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