A student sketches the potential difference across a capacitor as it charges through…
PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences
Problem
A student sketches the potential difference across a capacitor as it charges through a resistor. At roughly what percentage of its final value should the student label the voltage after one time constant has elapsed?
(a) 69% of the final value
(b) 63% of the final value
(c) 50% of the final value
(d) 37% of the final value