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18 what is the direction of the magnetic force given that the charge is positive into page) Select one a out of the page Ob d
if you double the current through an inductor L, what happens to the stored energy? Select one: Os it is four times greater O
15 in the circuit shown, capacitors 1 and 2 are Select one: O a parallel O b. neither series nor parallel O c series
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Answer #1

* Solution :- IS € * ng B x x : B = Bek, 2= vcosoi + usino? charge=q. FR * * . The magnetic force on charge a is F = q (L x* Solution (2) :- stored energy in the inductor, U= 1 112 2 of current , I= 21 U = 1 L I2 1 L(21) 2 2 → U = = 4 x Í LI2 2

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