Multiple Choice
Dielectrics: A parallel-plate capacitor consists of two parallel, square plates that have dimensions 1.0 cm by 1.0 cm. If the plates are separated by and the space between them is filled with teflon, what is the capacitance of this capacitor? (The dielectric constant for teflon is 2.1, and ε0 = 8.85 × 10-12 C2/N ∙ m2.)
A) 1.9 pF
B) 0.44 pF
C) 2.1 pF
D) 0.89 pF
Correct Answer:

Verified
Correct Answer:
Verified
Q18: Capacitors in combination: In the circuit shown
Q19: Capacitors in combination: A 1.0-μF and a
Q20: Dielectrics: A parallel-plate capacitor has a capacitance
Q21: Energy in capacitors: In the circuit shown
Q22: Energy density: An ideal air-filled parallel-plate capacitor
Q24: Energy in capacitors: Equal but opposite charges
Q25: Energy in capacitors: An ideal air-filled parallel-plate
Q26: Energy in capacitors: Two square air-filled parallel
Q27: Parallel-plate capacitors: A parallel-plate capacitor has plates
Q28: Energy in capacitors: A 6.00-μF parallel-plate capacitor