Question 61 Homework. Unanswered. Due in 3 days A0.25-4F capacitor is connected to a 400-V battery....
A 55 nanofarad capacitor is connected to a 400 V battery. What potential energy is stored in the capacitor ? A. 1.2 x 10^-12J B. 4.4 x 10^-3 J C. 0.040 J D. 0.020J Thanks.
Q-21.9 Homework. Unanswered • Due in 5 hours When a 3.0-4F capacitor is connected to a generator whose rms output is 29 V, the current in the circuit is observed to be 0.20 A. What is the frequency of the source? (Hz) Numeric Answer:
QUESTION 5 A capacitor is fully charged by a battery. When the capacitor is still connected to the battery, the distance between the two plates decreases. Which of the followings will remain the same? Select all that apply. (a) voltage across the capacitor (b) capacitance (c) charge stored in the capacitor (d) electric field between the two plates (e) electric potential energy stored in the capacitor QUESTION 6 A capacitor is fully charged by a battery. When the capacitor is...
A parallel-plate capacitor has plates of area 400 cm2 and is connected across the terminals of a battery. After some time has passed, the capacitor is disconnected from the battery. When the plates are then moved 0.40 cm farther apart, the charge on each plate remains constant but the potential difference between the plates increases by 100 V. (a) What is the magnitude of the charge on each plate? (5) Determine the change in stored energy in the capacitor due...
Problem 17.46 A 8.1-4F capacitor is charged by a 150-V battery (see (Figure 1) a) and then is disconnected from the battery. When this capacitor (Ci) is then connected (see (Figure 1) b) to a second(initially uncharged capacitor C, the final voltage on each capacitor is 12 V. Part A What is the value of C? Hint charge is conserved.] Express your answer using two significant figures and include the appropriate units. OP! HA Value RO? Units C,- Figure Submit...
A 2.0 μF parallel-plate air-filled capacitor is connected across a 10 V battery. (a) Determine the charge on the capacitor and the energy stored in the capacitor. (b) An identical 2.0 μF parallel-plate air-filled capacitor is connected across a 5 V battery, and a dielectric slab with dielectric constant κ is inserted between the plates of the capacitor, completely filling the region between the plates, while the battery remains connected. The energy stored in this capacitor is four times that...
A 30 mF capacitor is connected to a 12 V power supply. How much energy is stored in the capacitor? (b0 If the capacitor had been connected to a 10 V battery, how much energy would have been stored?
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is fully charged to Q Coulombs and a voltage of V. (C is the capacitance and U is the stored energy.) Answer the following questions regarding the capacitor charged by a battery. For each statement below, select True or False. 1. With the capacitor connected to the battery, decreasing d increases U 2. With the capacitor connected to the battery, inserting a dielectric with κ...
A parallel plate capacitor with plate separation d is connected to a battery The capacitor is fully charged to O Coulombs and a voltage of V. (C is the capacitance and U is the stored energy.) Answer the following questions regarding the capacitor charged by a battery. For each statement below select True or False TrueAfter being disconnected from the battery, inserting a dielectric with K will decrease V FalseWith the capacitor connected to the battery, decreasing d increases U....
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is fully charged to Q Coulombs and a voltage of V. (C is the capacitance and U is the stored energy.) Answer the following questions regarding the capacitor charged by a battery. For each statement below, select True or False.With the capacitor connected to the battery, inserting a dielectric with κ will decrease C.After being disconnected from the battery, inserting a dielectric with κ will...