Part A An electron is fired through a small hole in the positive plate of a parallel-plate capacitor at a speed of 1.2 x 10'm/s. The capacitor plates, What is the capacitor's charge? which are in a vacuum chamber, are Express your answer with the appropriate units. 2.0-cm-diameter disks spaced 3.0 mm apart. The electron travels 2.0 mm before being turned back. Q= 3.96 . 10 - 10 C Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining