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GATE 2019: Digital Electronics Quiz 8 (App update required to attempt this test)

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Question 1

Which option is correct while designing a first-order active inverting low-pass filter?

Question 2

In 555-timer circuit, if output is low then current will flow through device and switch it on. It is a case of:

Question 3

The Op-amp circuit shown in figure is a filter. The type of filter and its cut-off frequency are respectively.

Question 4

Find the value of (in KΩ) to design a second order butter worth filter with, gain , ,?

Question 5

In the low-pass filter shown in the figure, for a cut-off frequency of 5 kHz, the value of (in kΩ) is __________.

Question 6

Find the value of C2(in PF) to design a second order multiple feed back low pass filter with a cut off frequency of 10 KHz and voltage gain of 20 dB, Quality factor =1 and given that R1= R2 = 1kΩ?
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May 19ESE & GATE EE