GATE (Graduate Aptitude Test in Engineering) Electrical Engineering: Questions 69 - 73 of 148

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Question 69

Appeared in Year: 2019

Write in Short

Short Answer▾

The voltage across and the current through a load are expressed as follows

The average power in watts (round off to one decimal place) consumed by the load is ________.

Question 70

Appeared in Year: 2012

Question

MCQ▾

The unilateral Laplace transform of is . The unilateral Laplace transform of is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 71

Appeared in Year: 2019

Question

MCQ▾

A current controlled current source (CCCS) has an input impedance of 10 and output impedance of 100k . When this CCCS is used in a negative feedback closed loop with a loop gain of 9, the closed loop output impedance is

Choices

Choice (4)Response

a.

10

b.

100

c.

100k

d.

1000k

Question 72

Appeared in Year: 2013

Question

MCQ▾

The flux density at a point in space is given by . The value of constant k must be equal to

Choices

Choice (4)Response

a.

b.

c.

d.

Question 73

Appeared in Year: 2013

Question

MCQ▾

Consider a delta connection of resistors and its equivalent star connection as shown below. If all elements of the delta connection are scaled by a factor k, k > 0, the elements of the corresponding star equivalent will be scaled by a factor of

Delta and Star Connection

Choices

Choice (4)Response

a.

b.

c.

d.

k

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