Which factor has the greatest effect on the strength of an electromagnet? A. The position of the ammeter in the circuit
B. The distance between the battery and the electromagnet
C. The type of insulation that covers the wire
D. The number of coils of wire around the core

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

Positrons are spontaneously emitted from the nuclei of

Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.