# Networks, Signals and Systems [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 94 - 98 of 141

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## Question 94

Appeared in Year: *2016*

### Question

MCQ▾The switch has been in position 1 for a long time and abruptly changes to position 2 at .

If time t is in seconds, the capacitor voltage for is given by

### Choices

Choice (4) | Response | |
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a. | ||

b. | ||

c. | ||

d. |

## Question 95

Appeared in Year: *2015*

### Question

Numeric Answer▾Two causal discrete-time signal and are related as . If the z-transform of is

## Question 96

Appeared in Year: *2019*

### Question

Numeric Answer▾In the circuit shown, is a square wave of period T with maximum and minimum values of 8 V and – 10 V, respectively, Assume that the diode is ideal and . The average value of is minus ________ volts (rounded off to 1 decimal place) . (Carry One Mark Each)

## Question 97

Appeared in Year: *2016*

### Question

Numeric Answer▾A continuous time filter with transfer function is converted to a discrete time filter with transfer function so that the impulse response of the continuous-time filter, sampled at is identical at the sampling instants to the impulse response of the discrete time filter. The value of k is …

## Question 98

Appeared in Year: *2015*

### Question

Numeric Answer▾At very high frequencies, the peak output voltage is …