1
GATE EE 2008
MCQ (Single Correct Answer)
+2
-0.6
A general filter circuit is shown in figure GATE EE 2008 Analog Electronics - Operational Amplifier Question 24 English

If $${R_1} = {R_2} = {R_A}$$ and $${R_3} = {R_4} = {R_B},$$ the circuit acts as a

A
All pass filter
B
Band pass
C
High pass filter
D
Low pass
2
GATE EE 2008
MCQ (Single Correct Answer)
+2
-0.6
A general filter circuit is shown in figure GATE EE 2008 Analog Electronics - Operational Amplifier Question 23 English 1

The output of the filter in above is given to the circuit shown in figure The gain $${V_S}$$ frequency characteristic of the $$0/p$$ $$\left( {{V_0}} \right)$$ will be

GATE EE 2008 Analog Electronics - Operational Amplifier Question 23 English 2
A
GATE EE 2008 Analog Electronics - Operational Amplifier Question 23 English Option 1
B
GATE EE 2008 Analog Electronics - Operational Amplifier Question 23 English Option 2
C
GATE EE 2008 Analog Electronics - Operational Amplifier Question 23 English Option 3
D
GATE EE 2008 Analog Electronics - Operational Amplifier Question 23 English Option 4
3
GATE EE 2008
MCQ (Single Correct Answer)
+2
-0.6
A waveform generator circuit using $$OPAMPs$$ is shown in the figure. It produces a triangular wave at point $$'P'$$ with a peak to peak voltage of $$5V$$ for $${v_1} = 0\,V.$$ GATE EE 2008 Analog Electronics - Operational Amplifier Question 6 English

If the voltage $${v_1}$$ is made $$+2.5$$ $$V,$$ the voltage waveform at $$'P'$$ will become.

A
GATE EE 2008 Analog Electronics - Operational Amplifier Question 6 English Option 1
B
GATE EE 2008 Analog Electronics - Operational Amplifier Question 6 English Option 2
C
GATE EE 2008 Analog Electronics - Operational Amplifier Question 6 English Option 3
D
GATE EE 2008 Analog Electronics - Operational Amplifier Question 6 English Option 4
4
GATE EE 2008
MCQ (Single Correct Answer)
+2
-0.6
The truth of a monoshot shown in the figure is given in the table below: GATE EE 2008 Analog Electronics - 555 Timer Question 1 English 1

Two monoshots, one positive edge triggered and other negative edge triggered, are connected as shown in the figure. The pulse widths of the two monoshot options, $${Q_1}$$ and $${Q_2}$$ are $${T_{O{N_1}}}$$ and $${T_{O{N_2}}}$$ respectively.

GATE EE 2008 Analog Electronics - 555 Timer Question 1 English 2

The frequency and the duty cycle of the signal at $${Q_1}$$ will respectively be

GATE EE 2008 Analog Electronics - 555 Timer Question 1 English 3
A
$$F = {1 \over {{T_{ON1}} + {T_{ON2}}}},{\mkern 1mu} D = {{{T_{O{N_1}}}} \over {{T_{O{N_1}}} + {T_{O{N_2}}}}}$$
B
$$F = {1 \over {{T_{O{N_1}}} + {T_{O{N_2}}}}},{\mkern 1mu} D = {{{T_{O{N_2}}}} \over {{T_{O{N_1}}} + {T_{O{N_2}}}}}$$
C
$$F = {1 \over {{T_{O{N_1}}}}},{\mkern 1mu} D = {{{T_{O{N_1}}}} \over {{T_{O{N_1}}} + {T_{O{N_2}}}}}$$
D
$$F = {1 \over {{T_{O{N_2}}}}},{\mkern 1mu} D = {{{T_{O{N_1}}}} \over {{T_{O{N_1}}} + {T_{O{N_2}}}}}$$
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