Pre-Lecture Quiz #5

Consider two capacitors with unequal capacitance connected in series to a battery. Which of the following statements are true? 1. The equivalent capacitance of the combination of the two capacitors is less than the capacitance of either of the capacitors. 2. The sum of the charges stored on each capacitor is equal to the charge supplied by the battery. 3. The algebraic sum of the voltages across the two capacitors is equal to the voltage supplied by the battery. 4. The equivalent capacitance of the combination of the two capacitors is greater than the capacitance of either of the capacitors. 5. The voltage across each of the capacitors is the same. 6. The charge stored on each of the capacitors is the same.

1. The equivalent capacitance of the combination of the two capacitors is less than the capacitance of either of the capacitors. 3. The algebraic sum of the voltages across the two capacitors is equal to the voltage supplied by the battery. 6. The charge stored on each of the capacitors is the same.

Consider three resistors with unequal resistances connected in parallel to a battery. Which of the following statements are true? 1. The voltage across each of the resistors is the same and is equal in magnitude to the voltage of the battery. 2. The equivalent resistance of the combination of resistors is less than the resistance of any one of the three resistors. 3. The current flowing through each of the resistors is the same and is equal to the current supplied by the battery. 4. The equivalent resistance of the combination of resistors is greater than the resistance of any one of the three resistors. 5. The algebraic sum of the voltages across the three resistors is equal to the voltage supplied by the battery. 6. The algebraic sum of the currents flowing through each of the three resistors is equal to the current supplied by the battery.

1. The voltage across each of the resistors is the same and is equal in magnitude to the voltage of the battery. 2. The equivalent resistance of the combination of resistors is less than the resistance of any one of the three resistors. 6. The algebraic sum of the currents flowing through each of the three resistors is equal to the current supplied by the battery.

Consider three resistors with unequal resistances connected in series to a battery. Which of the following statements are true? 1. The equivalent resistance of the combination of resistors is less than the resistance of any one of the three resistors. 2. The algebraic sum of the voltages across the three resistors is equal to the voltage supplied by the battery. 3. The algebraic sum of the currents flowing through each of the three resistors is equal to the current supplied by the battery. 4. The voltage across each of the resistors is the same and is equal in magnitude to the voltage of the battery. 5. The current flowing through each of the resistors is the same and is equal to the current supplied by the battery. 6. The equivalent resistance of the combination of resistors is greater than the resistance of any one of the three resistors.

2. The algebraic sum of the voltages across the three resistors is equal to the voltage supplied by the battery. 5. The current flowing through each of the resistors is the same and is equal to the current supplied by the battery. 6. The equivalent resistance of the combination of resistors is greater than the resistance of any one of the three resistors.

Consider two capacitors with unequal capacitance connected in parallel to a battery. Which of the following statements are true? 1. The equivalent capacitance of the combination is less than the capacitance of either of the capacitors. 2. The voltage across each of the capacitors is the same. 3. The sum of the charge stored on each capacitor is equal to the charge supplied by the battery. 4. The algebraic sum of the voltages across the two capacitors is equal to the voltage supplied by the battery. 5. The charge stored on each of the capacitors is the same. 6. The equivalent capacitance of the combination is greater than the capacitance of either of the capacitors.

2. The voltage across each of the capacitors is the same. 3. The sum of the charge stored on each capacitor is equal to the charge supplied by the battery. 6. The equivalent capacitance of the combination is greater than the capacitance of either of the capacitors.

A circuit maintains a constant resistance. If the current in the circuit is doubled, what is the effect on the power dissipated by the circuit? 1. The power dissipated is reduced by a factor of 4. 2. The power dissipated is reduced by a factor of 2. 3. The power dissipated is doubled. 4.The power dissipated remains constant 5. The power dissipated is quadrupled.

5. The power dissipated is quadrupled.