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Questions tagged 'Current'

13 questions

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Anonymous

Jan 30, 2025

What draws more current, a 100-W lightbulb or a 75-W bulb?

I have a physics question that I'm trying to understand: Which lightbulb draws more current, a 100-watt bulb or a 75-watt bulb? Additionally, which one has the greater resistance? I would really appre...

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Anonymous

Jan 27, 2025

Find the current through the resistor b.?

I've successfully determined the current through resistor A, but I'm struggling to find the current through resistor B. I really need this information to complete the rest of the problem. Could you pl...

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Anonymous

Jan 06, 2025

low-flow pipe..Physics question…please help!!!?

An aluminum "12-gauge" wire has a diameter (d = 0.205 \, \text{cm}). The resistivity (\rho) of aluminum is (2.75 \times 10^{-8} \, \Omega \cdot \text{m}). The electric field in the wire varies with ti...

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Anonymous

Dec 25, 2024

What is the solution to this question?

A capacitor is connected across an oscillating electromotive force (emf), with a peak current of 7.00 A flowing through the capacitor. If the frequency (ω) is doubled, what will be the new peak curren...

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Anonymous

Dec 20, 2024

A 1.5V battery is connected to a small light bulb with a resistance of 3.5Ω. What is the current in the bulb?

A 1.5V battery is connected to a small light bulb with a resistance of 3.5Ω. What is the current flowing through the bulb?

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Anonymous

Dec 17, 2024

What is the current passing between the electrodes?

During electrolysis of a sodium chloride solution, a current flows through the solution. In a duration of 1.00 second, 2.68 x 10^16 sodium ions (Na+) migrate to the negative electrode, while 3.92 x 10...

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Anonymous

Dec 14, 2024

What is the field 1 cm from the wire?

The magnetic field 10 cm away from a wire carrying a current of 1 A is measured to be 2 μT. Given this information, what is the strength of the magnetic field at a distance of 1 cm from the wire?

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Anonymous

Dec 13, 2024

Find the current through each resistor HELPP!!?

I need help finding the current through each resistor in the following circuit: http://session.masteringphysics.com/problemAsset/1… The resistors have the following values: 4 ohms, 6 ohms, 8 ohms, 24...

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Anonymous

Dec 09, 2024

The maximum current supplied by a generator to a 25 Ω circuit is 6.2 A. What is the rms potential difference?

What is the root mean square (RMS) potential difference across a 25 Ω circuit when the maximum current supplied by a generator is 6.2 A? a. 150 V b. 120 V c. 110 V d. 62 V

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Anonymous

Nov 22, 2024

current and drift velocity?

A large lightning bolt carried a current of 20,000 A and moved 30.0 C of charge. What was the duration of the lightning bolt's discharge?