When a parallel-plate capacitor of capacitance C is connected to a battery of voltage V, the energy density in the capacitor is u. If the voltage of battery is doubled, which of the following changes would keep the energy density equal to its previous value u?
A) doubling the spacing of the plates
B) doubling the size of the plates
C) reducing the size of the plates by half
D) reducing the spacing of the plates
E) The energy density is unaffected by a change in the voltage.
Correct Answer:
Verified
Q30: FIGURE 24-3 Q31: 5.00 μF, 10.0 μF, and 50.0 μF Q32: A 15-μF capacitor is connected to a Q33: A parallel-plate capacitor has plates of area Q34: Two capacitors of 6.00 μF and 8.00 Q36: FIGURE 24-5 Q38: A capacitor consists of a set of Q38: If the voltage on a capacitor is Q39: FIGURE 24-2 Q40: A 1.0-μF and a 2.0-μF capacitor are Unlock this Answer For Free Now! View this answer and more for free by performing one of the following actions Scan the QR code to install the App and get 2 free unlocks Unlock quizzes for free by uploading documents
