Electrical Engineering Mcqs — Test 106
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Question 1
A series resonant band-stop filter consists of a 68 Ω resistor, a 110 mH coil, and a 0.02 µF capacitor. The internal resistance, RW, of the coil is 4 Ω. Input voltage is 200 mV. Output voltage is taken across the coil and capacitor in series. What is the output voltage magnitude at f0?
Question 2
A series resonant band-pass filter consists of a 2 mH coil, a 0.005 µF capacitor, and a 120 Ω resistor. The winding resistance of the coil is 12 Ω. The output voltage is taken off the resistor. Input voltage is 12 Vrms. What is the output voltage magnitude at the center frequency (f0)?
Question 3
In a certain parallel resonant band-pass filter, the resonant frequency is 14 kHz. If the bandwidth is 4 kHz, the lower frequency_____________?
Question 4
In a certain low-pass filter, fc = 3.5 kHz. Its passband is____________?
Question 5
The positive (+) and negative (-) ends of the battery are called ___________?
Question 6
The first goal to accomplish in analyzing a complex series-parallel circuit is to____________?
Question 7
At a certain frequency, the output voltage of a filter is 6 V and the input is 12 V.the filter’s bandwidth is____________?
Question 8
In a series–parallel circuit, individual component power dissipation are calculated using_____________?
Question 9
When a Wheatstone bridge is in a balanced condition, the center voltmeter in the bridge will read_____________?
Question 10
The current flowing through an unloaded voltage divider is called the____________?