STUPIDSID
1 (a)
What is the need of input offset voltage compensation and how it can be achieved.
5 M
1 (b)
Design RC phase shift oscillator to produce sinusoidal output of 5KHz.
5 M
1 (c)
Design schmitt trigger circuit to achieve upper and lower threshold voltage as 1.5 volts.
5 M
1 (d)
Explain Resolution, Accuracy and settling time with respect to DAC.
5 M
1 (e)
Design a Flasher circuit using IC 555, in which lamp should remain on for 4 sec and off for 2 sec.
5 M
2 (a)
Derive closed loop parameters for Inventing opamp.
10 M
2 (b)
Design a second order KRC low pass filter with a cut off frequency fo=2KHz and Q=5.
10 M
3 (a)
Design a triangular wave generator to get the output frequency of 1.5 Khz and Vo(p-p)=7.5 V using IC 741.
10 M
3 (b)
Explain counter type ADC with neat diagram.
10 M
4 (a)
Calculate output voltage for the given amplifier.
10 M
4 (b) (i)
Prove that opamp can be used as current to voltage converter.
4 M
4 (b) (ii)
Compare normal rectifier with precision rectifier.
3 M
4 (b) (iii)
Define different parameters of PLL.
3 M
5 (a)
Explain diferent comparators, state different applications and suggest modifications for practical comparator.
10 M
5 (b)
What are different possible IC 723 based voltage regulators. Design Voltage regulator to achieve Vo=12V and Io=1 Amp.
10 M
6 (a)
Explain function of each block of PLL.
10 M
6 (b)
Design voltage Regulator using IC LM317 for the given specifications.
Vo= 12&plumn;3 volts and 1L=100 mA.
Vo= 12&plumn;3 volts and 1L=100 mA.
10 M
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