# GATE (Graduate Aptitude Test in Engineering) Electrical Engineering: Questions 16 - 19 of 148

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## Question 16

Appeared in Year: 2013

### Question

MCQ▾

In the circuit shown below the op-amps are ideal. Then in Volts is

### Choices

Choice (4)Response

a.

4

b.

6

c.

10

d.

8

## Question 17

Appeared in Year: 2012

### Question

MCQ▾

In the circuit shown, an ideal switch S is operated at 100 kHz with a duty ratio of 50 % . Given that is 1.6 A peak-to-peak and is 5 A dc, the peak current in S is

### Choices

Choice (4)Response

a.

5.0 A

b.

6.6 A

c.

5.8 A

d.

4.2 A

## Question 18

Appeared in Year: 2019

### Write in Short

The matrix of a two-bus power system having two identical parallel lines connected between them in pu is given as

The magnitude of the series reactance of each line in pu (round off up to one decimal place) is ________.

## Question 19

Appeared in Year: 2018

### Question

MCQ▾

Let be a real valued function of a real variable defined as , and . Which one of the following statements is true?

### Choices

Choice (4)Response

a.

is differentiable but its first derivative is not continuous at .

b.

is continuous but not differentiable at .

c.

is discontinuous at .

d.

is differentiable but its first derivative is not differentiable at .

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