The current entering a circuit element increases linearly with time from zero to a maximum of 75 mA, and then decreases linearly to zero, as shown on this graph. (mA) 100 8 8 15 50 100 150 200 1 (ms) As a function of time t (measured in ms), how much charge q (in uc) has entered this circuit element since time t = 0?

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The current entering a circuit element increases linearly with time from zero to a maximum of 75 mA, and then decreases linearly to zero, as shown on this graph.
100
q(t) = 7.5
q(t) 0
q(t)
(mA)
=
80
60
40
20
50
= 0.4545
symbolic formatting help
100
1 (ms)
As a function of time t (measured in ms), how much charge q (in μC) has entered this circuit element since time t = 0?
150
200
XHC, for 0 < t < 10 ms
XHC, for 10 < t < 65 ms
XHC, for 65 < t < 230 ms
Transcribed Image Text:The current entering a circuit element increases linearly with time from zero to a maximum of 75 mA, and then decreases linearly to zero, as shown on this graph. 100 q(t) = 7.5 q(t) 0 q(t) (mA) = 80 60 40 20 50 = 0.4545 symbolic formatting help 100 1 (ms) As a function of time t (measured in ms), how much charge q (in μC) has entered this circuit element since time t = 0? 150 200 XHC, for 0 < t < 10 ms XHC, for 10 < t < 65 ms XHC, for 65 < t < 230 ms
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