# GATE (Graduate Aptitude Test in Engineering) Electrical Engineering: Questions 117 - 122 of 148

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## Question 117

Appeared in Year: 2019

### Write in Short

The current flowing in the circuit shown below in amperes is ________.

## Question 118

Appeared in Year: 2019

### Question

MCQ▾

The characteristic equation of a linear time-invariant (LTI) system is given by

The system is BIBO stable if

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 119

Appeared in Year: 2018

### Question

MCQ▾

The op-amp shown in the figure is ideal. The input impedance is given by

### Choices

Choice (4)Response

a.

b.

c.

d.

Z

## Question 120

Appeared in Year: 2018

### Question

MCQ▾

A continuous-time input signal is an eigenfunction of an LTI system, if the output is

### Choices

Choice (4)Response

a.

, where k is an eigenvalue and is a frequency response of the system

b.

, where is a complex exponential signal

c.

, where k is an eigenvalue

d.

, where k is an eigenvalue and is a complex exponential signal

## Question 121

Appeared in Year: 2019

### Question

MCQ▾

The output expression for the Karnaugh map shown below is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 122

Appeared in Year: 2012

### Question

MCQ▾

Let denote the convolution of and , where and is a causal sequence. If and , then equals

### Choices

Choice (4)Response

a.

0

b.

c.

d.

1

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