Which statement is true for the relay logic diagram shown below?
A) Without pressing PB1, LED D1 is on and LED D2 is off
B) Without pressing PB1, both LEDs are on
C) After pressing and holding PB1, both LEDs are off
D) After pressing and holding PB1, D1 is on and D2 is off
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Home » Engineering » Which statement is true for the relay logic diagram shown below? A) Without pressing PB1, LED D1 is on and LED D2 is off B) Without pressing PB1, both LEDs are on C) After pressing and holding PB1, both LEDs are off D) After pressing and holding