Question #144093
Which action causes the LED to light up during the day?
A) Replace the npn transistor with a pnp transistor.
B) Interchange the position of LDR and R
C) Interchange the position of LDR and RB
D) Increase the number of cells
A) Replace the npn transistor with a pnp transistor.
B) Interchange the position of LDR and R
C) Interchange the position of LDR and RB
D) Increase the number of cells
Expert's answer
B) Interchange the position of LDR and R
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#332078 on Oct 2022
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