Multiple Choice
Two parallel-plate capacitors have the same plate area,and the gap between the plates is filled with a dielectric with a dielectric constant equal to 8.The gap in capacitor A is one half that in Capacitor B.What is the ratio of the capacitance of A to B?
A) 4
B) 1
C) 1/4
D) 8
E) The ratio is not given.
Correct Answer:

Verified
Correct Answer:
Verified
Q1: Four identical 2.5-mF capacitors are connected together
Q2: A parallel-plate capacitor stores charge Q.The capacitor
Q3: When charge Q<sub>1</sub> is placed at point
Q5: A 3.5-μF capacitor is attached to a
Q6: An electron in a cathode ray tube
Q7: A point charge of +4.0 μC is
Q8: Four identical 1.5-mF capacitors are connected together
Q9: Two capacitors with C<sub>A</sub> greater than C<sub>B</sub>
Q10: An electron (charge −1.6 × 10−<sup>19</sup> C)moves
Q11: What is the equivalent capacitance of the