GATE ECE 2013 | GATE ECE Year Wise Previous Years Questions

GATE ECE 2013

MCQ (Single Correct Answer)

-0.3

In a voltage-voltage feedback as shown below, which one of the following statements is TRUE, if the gain k is increased? GATE ECE 2013 Analog Circuits - Feedback Amplifier Question 16 English

GATE ECE 2013 Analog Circuits - Feedback Amplifier Question 16 English

The input impedance increases and output impedance decreases.

The input impedance increases and output impedance also increases.

The input impedance increases and output impedance increases.

GATE ECE 2013

MCQ (Single Correct Answer)

-0.3

In the circuit shown below, what is the output voltage (v_out ) if a silicon transistor Q and an ideal op-amp are used? GATE ECE 2013 Analog Circuits - Operational Amplifier Question 71 English

GATE ECE 2013 Analog Circuits - Operational Amplifier Question 71 English

-15 V

-0.7 V

+0.7 V

+15 V

GATE ECE 2013

MCQ (Single Correct Answer)

-0.6

In the circuit shown below the op-amps are ideal. Then V_out in Volts is GATE ECE 2013 Analog Circuits - Operational Amplifier Question 32 English

GATE ECE 2013

MCQ (Single Correct Answer)

-0.3

The bit rate of a digital communication system is R kbits/s. The modulation used is 32-QAM. The minimum bandwidth required for ISI free transmission is

R/10 Hz

R/10 kHz

R/5 Hz

R/5 kHz

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