1.Find the phasor which represents the following sinusoidal current: i(t)=

6cos(ωt-1/2)A

4sin(ωt+Π/3)mA

3cos(ωt-3Π/8)A

2cos(ωt)-4sin(ωt)A

2.Find the phasor which represents the following sinusoidal voltages: v(t)=

1/2cos(ωt-Π)V

7cos(2ωt+Π/2)mV

2sin(ωt-Π/7)KV

3sin(ωt)-cos(ωt)V

3.Transform the following voltage phasors to the standard form v(t)=Vmcos(ωt+ɸv)V:

Ṽ=

20e(jΠ/6)

5e(-jΠ/2)

3(1/2-j√3/2)

5+j7

All in votes.

4.Transform the following current phasors to the standard form i(t)=imcos(ωt+∅v)A:

Ϊ=?

0.01e^(-2j)

3e^(jπ/4)

½ -j3

2.7(1/3 + j2√2/3)

All in amps.

5.Find the impedence of a 4.7pF capacitor at the following frequencies:

10mHz

3.3Hz

1MHz

5MHz

Find the admittance of a 1.1mH inductor at the following frequencies

10mHz

3.3Hz

27kHz

5MHz

6cos(ωt-1/2)A

4sin(ωt+Π/3)mA

3cos(ωt-3Π/8)A

2cos(ωt)-4sin(ωt)A

2.Find the phasor which represents the following sinusoidal voltages: v(t)=

1/2cos(ωt-Π)V

7cos(2ωt+Π/2)mV

2sin(ωt-Π/7)KV

3sin(ωt)-cos(ωt)V

3.Transform the following voltage phasors to the standard form v(t)=Vmcos(ωt+ɸv)V:

Ṽ=

20e(jΠ/6)

5e(-jΠ/2)

3(1/2-j√3/2)

5+j7

All in votes.

4.Transform the following current phasors to the standard form i(t)=imcos(ωt+∅v)A:

Ϊ=?

0.01e^(-2j)

3e^(jπ/4)

½ -j3

2.7(1/3 + j2√2/3)

All in amps.

5.Find the impedence of a 4.7pF capacitor at the following frequencies:

10mHz

3.3Hz

1MHz

5MHz

Find the admittance of a 1.1mH inductor at the following frequencies

10mHz

3.3Hz

27kHz

5MHz

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