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One circuit has resistor 40? connected in series with inductor 15H and dc voltage 220V.
Calculate:
i) Time constant
ii) Current at time (i)
iii) Current at time 0.05s
iv) Energy stored in inductor
Q. Sketch the timing diagram for a 4-bit ripple counter which uses T flip-flops.
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Q. If the output signal fromanAMmodulator is given by u(t) = 5 cos 1800 πt + 20 cos 2000 πt + 5 cos 2200 πt , determine: (a) The modulating signal m(t) and carrier c(t). (b)
positive diode and negtive diode cliping
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Refer to Figure 100. Assume MKS units. Given: R1= 4, R2=14, R3= 9, I4= 8, I5= 7. Determine: Ieq, Req, and V3.
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