Does the red wave phase-lead or phase-lag the blue wave and by how
much?
Test 7.2Time Shift
If $\phi = \pi/4$ and T = 16 s, what is Δt?
Test 7.3Complex Numbers
Given that V1 = 6 - j8
and
V2 = 3 + j4,
what is V1/V2?
Test 7.4Complex Numbers
Given that
V1 = 6 - j8
and
V2 = 3 + j4,
what is V1V2*?
Test 7.5Complex Numbers
Given that
V1 = 6 - j8
and
V2 = 3 + j4,
what is V1V2?
Test 7.6Complex Algebra
Given z=2∠-0.5 rad, determine ln z.
Test 7.7Equivalent Impedance
The equivalent impedance Z at 1 kHz is
Test 7.8Equivalent Impedance
The equivalent impedance Z at 1 kHz is
Test 7.9Equivalent Impedance
The equivalent impedance at 20 kHz is
Test 7.10Input Impedance
In response to an input signal υs(t) = 12
cos(600$\pi$t), measured in volts, the input current was measured as i(t) =
3 cos(600$\pi$t - 30°) mA. Determine the equivalent input
impedance.
Test 7.11AC Circuit
In the circuit
υs(t) = 20 cos(600$\pi$t + 30°) V
and
is(t) = 4 cos(600$\pi$t + 30°) A.
The value of L is
Test 7.12AC Circuit
In the circuit
υs(t) = 20 cos(1000$\pi$t + 30°) V
and
is(t) = 4 cos(1000$\pi$t + 30°) A.
The value of C is
Test 7.13Op-Amp Circuit
The input signal in the op-amp circuit is
υin(t) = 3 cos ωt.Given that ωRC = 0.2, what is υout(t)?
Test 7.14Op-Amp Circuit
The input signal in the op-amp circuit is
υin(t) = cos ωt.
Given that ωRC = 0.2, what is υout(t)?
Test 7.15AC Circuit
At what value of ω is υs(t) in phase with
is(t)?
Test 7.16Voltage Division
Given that Vs = 100 V, what is Vx
relative to ground?
Test 7.17Voltage Division
Given that Vs = 65 V, what is Vx
relative to ground?
Test 7.18AC Circuit
Given that R = ωL = 1/ωC = 10 Ω and
Vs = 50 V, determine Vout.
