In the figure below, each capacitor has capacitance of 8.95 µF and Vab=+30.5V. C₁ C₂ C₂ (a) Calculate the charge (in coulombs) on capacitor C₂. (b) Calculate the charge (in coulombs) on capacitor C4. d

A 55 pF capacitor is charged to a potential difference of 500 V. Its terminals are then connected to those of an uncharged 15 pF capacitor. Part 1 What is the original charge on the 55 pF capacitor? Enter your answer in units of nC. number (rtol=0.03, atol=1e-08) nC Part 2 What is the charge on the 55 pF capacitor after the connection is made? Enter your answer in units of nC. Q1 = number (rtol=0.03, atol=1e-08) nC Part 3 What is the charge on the 15 pF capacitor after the connection is made? Enter your answer in units of nC.

An air-filled parallel-plate capacitor has plates of area 2.50 cm^2 separated by 1.80 mm. The capacitor is connected to a(n) 13.0 V battery. a) Find the value of its capacitance. pF b) What is the charge on the capacitor? pC c) What is the magnitude of the uniform electric field between the plates? N/C

Select the correct expression for the capacitance of a parallel plate capacitor with two plates of the area A  separated by the distance ?r and filled with a substance of relative permittivity ε r