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Set EVC7: Two Capacitors in Parallel

Problem
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Assignment Overview

Use the relationship between capacitor physical characteristics and a fully charged RC circuit to perform calculations involving charge moved and energy stored in capacitors in parallel.

 1. EVC6Q1
Points: 0/6

Identical 50 μf capacitors are arranged in the 6 different setups below. Determine the overall capacitance of each setup.

  1. Setup A Capacitance

    μf

  2. Setup B Capacitance

    μf

  3. Setup C Capacitance

    μf

  4. Setup D Capacitance

    μf

  5. Setup E Capacitance

    μf

  6. Setup F Capacitance

    μf

 2. EVC7Q2
Points: 0/9

Two capacitors in parallel are charged up by a 14 Volt source as shown at right. C1 is 50 μf and C2 is 80 μf.

  1. What is the total capacitance of the 2-capacitor setup?

    Capacitance

    µf

  2. What is the total energy stored in the 2-capacitor setup?

    Energy

    milliJoules

  3. What is the charge Q in C1?

    Charge

    µC

  4. What is the charge Q in C2?

    Charge

    µC

  5. What is the total charge provided by the Voltage Source?

    Total Charge

    µC

  6. What is the voltage drop across C1?

    Voltage

    Volts

  7. What is the voltage drop across C2?

    Voltage

    Volts

  8. How much energy is stored in C1?

    Energy

    milliJoules

  9. How much energy is stored in C2?

    Energy

    milliJoules

 3. EVC7Q3
Points: 0/9

Two capacitors in parallel are charged up by a 12 Volt source as shown at right. C1 is 40 μf and Q2 is equal to 660 μC.

  1. What is the charge Q in C1?

    Charge

    µC

  2. What is the total charge provided by the Voltage Source?

    Charge

    µC

  3. What is the total capacitance?

    Total Capacitance

    µf

  4. What is the capacitance of C2?

    Capacitance

    µf

  5. What is the voltage drop across C1?

    Voltage

    Volts

  6. What is the voltage drop across C2?

    Voltage

    Volts

  7. How much energy is stored in C1?

    Energy

    milliJoules

  8. How much energy is stored in C2?

    Energy

    milliJoules

  9. How much total energy is stored in the 2-capacitor setup?

    Total Energy

    milliJoules

 4. EVC7Q4
Points: 0/9

Two capacitors in parallel are charged up by a Voltage Source as shown at right. C1 contains 880 μC and C2 contains 1540 μC of charge. The total energy stored in the circuit is 26.62 milliJoules.

  1. What is the total charge contained in the circuit?

    Total Charge

    µC

  2. What is the total capacitance of the 2-capacitor circuit?

    Total Capacitance

    µf

  3. What is the voltage of the Voltage Source?

    Source Voltage

    Volts

  4. What is the voltage drop across C1?

    Voltage

    Volts

  5. What is the voltage drop across C2?

    Voltage

    Volts

  6. What is the capacitance of C1?

    Capacitance

    µf

  7. What is the capacitance of C2?

    Capacitance

    µf

  8. How much energy is stored in C1?

    Energy

    milliJoules

  9. How much energy is stored in C2?

    Energy

    milliJoules

 5. EVC7Q5
Points: 0/9

Two capacitors in parallel are charged up by a Voltage Source as shown at right. The total capacitance of the circuit is 110 μf, the energy stored in C1 is 11.52 milliJoules, and the total energy stored in the circuit is 31.68 milliJoules.

  1. How much energy is stored in C2?

    Energy

    milliJoules

  2. What is the voltage of the Voltage Source?

    Voltage Source

    Volts

  3. What is the voltage drop across C1?

    Voltage

    Volts

  4. What is the voltage drop across C2?

    Voltage

    Volts

  5. What is the capacitance of C1?

    Capacitance

    µf

  6. What is the capacitance of C2?

    Capacitance

    µf

  7. What is the charge Q in C1?

    Charge

    µC

  8. What is the charge Q in C2?

    Charge

    µC

  9. What is the total charge provided by the Voltage Source?

    Total Charge

    µC

 6. EVC7Q6
Points: 0/9

Two capacitors in parallel are charged up by a Voltage Source as shown at right. The total capacitance of the circuit is 130 µf, the charge contained in C1 is 420 µC and the total charge contained in the circuit is 1820 µC.

  1. What is the charge Q contained in C2?

    Charge

    µC

  2. What is the voltage of the Voltage Source?

    Voltage Source

    Volts

  3. What is the voltage drop across C1?

    Voltage

    Volts

  4. What is the voltage drop across C2?

    Voltage

    Volts

  5. What is the capacitance of C1?

    Capacitance

    µf

  6. What is the capacitance of C2?

    Capacitance

    µf

  7. How much energy is stored in C1?

    Energy

    milliJoules

  8. How much energy is stored in C2?

    Energy

    milliJoules

  9. How much energy is stored in the 2-capacitor circuit?

    Total Energy

    milliJoules

 7. EVC7Q7
Points: 0/9

Two capacitors in parallel are charged up by a Voltage Source as shown at right. C1 stores 3.63 milliJoules and C2 stores 22.99 milliJoules of energy. The total charge contained in the circuit is 2420 µC.

  1. How much energy is stored in the 2-capacitor circuit?

    Total Energy

    milliJoules

  2. What is the total capacitance of the 2-capacitor circuit?

    Total Capacitance

    µf

  3. What is the voltage of the Voltage Source?

    Voltage Source

    Volts

  4. What is the voltage drop across C1?

    Voltage

    Volts

  5. What is the voltage drop across C2?

    Voltage

    Volts

  6. What is the capacitance of C1?

    Capacitance

    µf

  7. What is the capacitance of C2?

    Capacitance

    µf

  8. How much charge is stored in C1?

    Charge

    µC

  9. How much charge is stored in C2?

    Charge

    µC


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