(3) What happens when the switch is closed in the figure shown below? (answer: bulb 1 goes completely dark; bulbs 2 and 3 brighten to equal brightness) (4) What happens when the switch is closed in the figure shown below? (answer: nothing, the bulb stays at the same brightness) 12 V 12 V

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Q: Four identical bulbs, each with a filament resistance of 146 Ω, are connected to a 45-V battery as…

A:

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Q: Four identical bulbs, each with a filament resistance of 146 Ω, are connected to a 45-V battery as…

A:

Q: What is the current through the battery when the switch is open? 20 Ω 40 Ω . 10 V 60 Ω m 10 Ω

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Q: In the circuit below, how much voltage is used by A? 150 A B 50 0.6 V O 0.15 V O 0.3 V O 0.45 V 1.5V…

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Q: 5. In the circuit on the right, the emf (voltage) of the power supply is V = 120V. Resistors R₁ =…

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A: The solution can be given as follows :-

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Q: simulation below, both the plat cm. The voltage supplied betwe-

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Q: Batteries and Bulbs (1) What happens when the switch is closed in the figure shown below? (answer:…

A: