 
			 
			MCQOPTIONS
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				This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Network Theory knowledge and support exam preparation. Choose a topic below to get started.
| 1. | For the circuit given below, the cut-off frequency of the filter is ________________ | 
| A. | 3225.8 Hz | 
| B. | 7226 Hz | 
| C. | 3225.8 kHz | 
| D. | 7226 kHz | 
| Answer» D. 7226 kHz | |
| 2. | The circuit given below represents which type of filter circuit? | 
| A. | Low-pass Filter | 
| B. | High-pass Filter | 
| C. | Band-pass Filter | 
| D. | Band-stop Filter | 
| Answer» D. Band-stop Filter | |
| 3. | The filter which passes all frequencies above fc by attenuating significantly, all frequencies below fc is _______________ | 
| A. | Low-pass | 
| B. | High-pass | 
| C. | Band-pass | 
| D. | Band-stop | 
| Answer» C. Band-pass | |
| 4. | For providing a Roll-off greater than 20dB/decade/pole, filters with which characteristics are useful? | 
| A. | Butterworth | 
| B. | Chebyshev | 
| C. | Bessel | 
| D. | Butterworth & Bessel | 
| Answer» C. Bessel | |
| 5. | For the circuit given below, the Roll-off value of the filter is _____________ | 
| A. | 20 dB/decade | 
| B. | 40 dB/decade | 
| C. | 60 dB/decade | 
| D. | 80 dB/decade | 
| Answer» E. | |
| 6. | A Low-pass filter circuit has a cut-off frequency of 1.23 kHz. The bandwidth of the filter is ______________ | 
| A. | 2.46 kHz | 
| B. | 1.23 kHz | 
| C. | 0.615 kHz | 
| D. | 3.69 kHz | 
| Answer» C. 0.615 kHz | |
| 7. | The circuit given below, represents which filter? | 
| A. | Low-pass | 
| B. | High-pass | 
| C. | Band-pass | 
| D. | Band-stop | 
| Answer» C. Band-pass | |
| 8. | In the circuit given below, the Roll-off of the filter is _______________ | 
| A. | 20 dB/decade | 
| B. | 40 dB/decade | 
| C. | 60 dB/decade | 
| D. | 80 dB/decade | 
| Answer» B. 40 dB/decade | |
| 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 | 
| Answer» B. High-pass | |
| 10. | A particular band-pass function has a network function as H(s) = \(\frac{3s}{s^2+4s+3}\) then, its quality factor Q is ___________ | 
| A. | \(\frac{3}{4}\) | 
| B. | \(\frac{2}{\sqrt{3}}\) | 
| C. | \(\frac{\sqrt{3}}{2}\) | 
| D. | \(\frac{\sqrt{3}}{4}\) | 
| Answer» E. | |
| 11. | Two network functions are given below.H1 = \(\frac{1}{s^2 + \sqrt{2}s+1}\), H2 = \(\frac{1}{s^3+2s^2+2s+1}\) The frequency response indicates that the filter is ___________ | 
| A. | Low-pass | 
| B. | Band-pass | 
| C. | High-pass | 
| D. | Band reject | 
| Answer» B. Band-pass | |
| 12. | In the circuit given below, C= C1 = C2. The gain of the multiple-feedback band-pass filter is ___________ | 
| A. | A0 = \(\frac{R_2}{R_1}\) | 
| B. | A0 = \(\frac{R_1}{R_2}\) | 
| C. | A0 = \(\frac{R_2}{2R_1}\) | 
| D. | A0 = \(\frac{R_1}{2R_2}\) | 
| Answer» D. A0 = \(\frac{R_1}{2R_2}\) | |