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The electric current in a circuit is given by i=3t. Find the rms current for the period t=0 to t=1 sec. |
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Answer» SOLUTION :`i=3t, i^(2)=9T^(2)` `i_("rms")^(2)=(int_(0)^(t)i^(2).dt)/(int_(0)^(1)dt)=(int_(0)^(t)9t^(2)dt)/(int_(0)^(1)dt)=3,""I_("rms")=sqrt3A` |
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