An infinite straight wire carries a current I that varies with time as shownabove. It increases from 0 at t = 0 to a maximum value l1 = 4.3 A at t = t1= 18 s, remains constant at this value until t = t, when it decreaseslinearly to a value l4 = -4.3 A at t = t4 = 30 s, passing through zero at t = t3= 26.5 s. A conducting loop with sides W = 20 cm and L = 60 cm is fixedin the x-y plane at a distanced = 39 cm from the wire as shown.I,I(t)tdI1) What is the magnitude of the magnetic flux o through the loop at timet= t1 = 18 s?T-m? Submit2) What is ɛ1, the induced emf in the loop at time t = 9 s? Define the emfto be positive if the induced current in the loop is clockwise and negativeif the current is counter-clockwise.Submit3) What is ɛ2, the induced emf in the loop at time t = 20 s? Define the emfto be positive if the induced current in the loop is clockwise and negativeif the current is counter-clockwise.V Submit4) What is the direction of the induced current in the loop at time t = t3 =26.5 seconds?O clockwiseCounterclockwiseO There is no induced current at t = t3Submit5)What is ɛ4, the induced emf in the loop at time t = 28.25 s? Define theemf to be positive if the induced current in the loop is clockwise andnegative if the current is counter-clockwise.Submit

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