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Q.1
In a parallel RL circuit,A current enters into the resistor R andA current enters into the Inductor L. The total current I is _____________
a) 15.5 A
b) 25.05 A
c) 18.03 A
d) 30.15 A
Q.2
In the circuit given below, a dc circuit fed by a current source. With respect to terminals AB, Thevenin’s voltage and Thevenin’s resistance are ____________
a) VTH = 5 V, RTH = 0.75 Ω
b) VTH = 7.14 V, RTH = 2.14 Ω
c) VTH = 7.5 V, RTH = 2.5 Ω
d) VTH = 5 V, RTH = 1 Ω
Q.3
In the circuit given below, the value of R is ____________
a) 12 Ω
b) 6 Ω
c) 3 Ω
d) 1.5 Ω
Q.4
In the circuit given below, M =The resonant frequency is _______________
a) 145.3 Hz
b) 0.1453 Hz
c) 1.453 Hz
d) 14.53 Hz
Q.5
A thermistor is used for ____________
a) Over voltage protection
b) Temperature alarm circuit
c) Automatic light control
d) Automatic sensor
Q.6
Two network functions are given below.
a) Low-pass
b) Band-pass
c) High-pass
d) Band reject
Q.7
The filter which passes all frequencies above fc by attenuating significantly, all frequencies above fc is _______________
a) Low-pass
b) High-pass
c) Band-pass
d) Band-stop
Q.8
For a Band Pass Filter, the slope of the filter is given as 80dB/decade. The order of the Band Pass Filter is __________
a) 10
b) 8
c) 4
d) 6
Q.9
In which of the filter circuits given below, will the bandwidth be equal to the critical frequency?
a) Low-pass
b) High-pass
c) Band-pass
d) Band-stop
Q.10
For providing a Roll-off greater than 60dB/decade/pole, filters with which characteristics are useful?
a) Butterworth
b) Chebyshev
c) Bessel
d) Butterworth & Bessel
Q.11
A Low-pass filter circuit has a cut-off frequency ofkHz. The bandwidth of the filter is ______________
a) 24.6 kHz
b) 50 kHz
c) 61.5 kHz
d) 36.9 kHz
Q.12
For a Band Pass Filter, the slope of the filter is given as 40dB/decade. The order of the Band Pass Filter is __________
a) 2
b) 3
c) 4
d) 6
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