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soldier1979 [14.2K]
3 years ago
14

Janet installed a dimmer on the lights in her bedroom. She slid the dimmer switch, causing the resistance in the circuit to

decrease. Assuming the voltage is constant, what affect will Janet’s actions have on the circuit?
(a)The voltage will increase from 120 to 240 volts.
(b)The lights will brighten.
(c)The current will decrease.
(d)The current will increase.
(e)The lights will dim.
Biology
2 answers:
Vladimir79 [104]3 years ago
6 0

Answer:

b and d

Explanation:

Anton [14]3 years ago
4 0

Answer: The correct answers are option(b) and(d).

Explanation:

When the lamp was dimmer  the resistance offered by the lamp was more which just resist the flow current from the circuit.

V=RI (Ohm's Law)

When the Janet decrease the resistance to (R') by sliding the dimmer switch (voltage remained constant). On decreasing the resistance the flow of current in circuit will increase by which light of the lamp will become brighter.

Hence, from the enlisted options the correct options option(b) and(d).

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