1. greater than the velocity of light in free space
2. less than the velocity of light in free space
3. equal to the velocity of light in free space
4. equal to the group velocity
greater than the velocity of light in free space
1. no attenuation
2. no cut-off
3. no magnetic field component
4. the highest cut-off wavelength
the highest cut-off wavelength
1. 48V
2. 24V
3. 36V
4. 28V
28V
1. delivers 80 W
2. absorbs 80 W
3. delivers 40 W
4. absorbs 40 W
delivers 80 W
1. 14.14Ω
2. 10Ω
3. 200Ω
4. 28.28Ω
14.14Ω
1. 25 V
2. 50 V
3. -50 V
4. 0 V
-50 V
1. x(t - 12)
2. x(t + 12)
3. x(t - 2)
4. x(t + 2)
x(t - 2)
1. x(t) = 2cos t + 3 cos 3t
2. x(t) = 2cos πt + 7 cos t
3. x(t) = cos t + 0.5
4. x(t) = 2cos 1.5πt + sin 3.5 πt
x(t) = 2cos πt + 7 cos t
1. 740 mV
2. 660 mV
3. 680 mV
4. 700 mV
660 mV
1. Ri decreases and Ro decreases
2. Ri decreases and Ro increases
3. Ri increases and Ro decreases
4. Ri increases and Ro increases
Ri increases and Ro decreases