2. (1) Consider the circuit in part B. Ignore the resistance of batteries, wires, and the switch. How would the following physical quantities change over time after the switch is closed?
a. current
b. voltage across the light bulb Vb
c. voltage across the capacitor Vc
d. Vb+Vc
3. (1) Imagine repeating the timing experiments starting with a partially-charged capacitor. Is the time the bulb staying lit longer or shorter? Explain why.
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2. (1) Consider the circuit in part B. Ignore the resistance of batteries, wires, and the...
Two batteries, a capacitor, and two light bulbs are connected by wires. The batteries have a...
Two batteries, a capacitor, and two light bulbs are connected by
wires. The batteries have a potential difference emf, the capacitor
has capacitance C, and the bulbs have resistance R. Initially the
capacitor is uncharged and the switch has been closed.
A)Write down the three loop rules and the node rule for this
circuit and label the currents on the picture.
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Consider a series circuit containing a resistor of resistance R and a capacitor of capacitance C connected to a source of EMF E with negligible internal resistance.
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Two batteries, a capacitor, and two light bulbs are connected by
wires. The batteries have a potential difference emf, the capacitor
has capacitance C, and the bulbs have resistance R. Initially the
capacitor is uncharged and the switch has been closed.
A)Write down the three loop rules and the node rule for this
circuit and label the currents on the picture.
B) Find the initial currents running through each bulb.
C)What is the current running through each bulb a long...
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Problem 8 (5 pts): Consider two silver wires, one wire has 3 times the length and half the radius of the other. How do the resistivities of these two wires compare? A) The longer wire has 4/3 times the resistivity of the shorter wire. B) The longer wire has 3 times the resistivity of the shorter wire. C) Both wires have the same resistivity D) The longer wire has 3/4 times the resistivity of the shorter wire. Problem 9 (5...
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