Help with me this question please

Calculus
Tutor: None Selected Time limit: 1 Day

May 12th, 2015

dV/dt=RdI/dt+IdR/dt=0 because V is constant

dR/dt=-R/I*dI/dt

V=RI so R=V/I

dR/dt=-V/I^2*dI/dt

=18/(52^2)*7=4,66.10^-2 ohm/s

May 12th, 2015

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May 12th, 2015
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May 12th, 2015
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