GATE EE topic:electrical-engineering PYQs & Answers — Page 60

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Questions 591–600 of 715. Imported answers require independent review unless marked reviewed.

Topic practice 715 questionsPage 60 of 72

The figures show diagrammatic representations of vector fields

, and

, respectively. Which one of the following choices is true?

Diagram for Electrical Engineering question 3

Your answerChoose one option.

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A solid iron cylinder is placed in a region containing a uniform magnetic field such that the cylinder axis is parallel to the magnetic field direction. The magnetic field lines inside the cylinder will

Your answerChoose one option.

bend closer to the cylinder axis

bend farther away from the axis

remain uniform as before

cease to exist inside the cylinder

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The pole-zero plots of three discrete-time systems P, Q and R on the z-plane are shown below.

Diagram for Electrical Engineering question 4

Which one of the following is TRUE about the frequency selectivity of these systems?

Your answerChoose one option.

All three are high-pass filters.

All three are band-pass filters.

All three are low-pass filters.

P is a low-pass filter, Q is a band-pass filter and R is a high-pass filter.

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Consider an electron, a neutron and a proton initially at rest and placed along a straight line such that the neutron is exactly at the center of the line joining the electron and proton. At

, the particles are released but are constrained to move along the same straight line. Which of these will collide first?

Your answerChoose one option.

the particles will never collide

all will collide together

proton and neutron

electron and neutron

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If a synchronous motor is running at a leading power factor, its excitation induced voltage (

) is

Your answerChoose one option.

equal to terminal voltage

higher than the terminal voltage

less than terminal voltage

dependent upon supply voltage

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The transfer function of a system is given by,

. Let the output of the system be

for the input,

. Then the minimum and maximum values of

(in radians) are respectively

Your answerChoose one option.

and

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When a unit ramp input is applied to the unity feedback system having closed loop transfer function

, the steady state error will be

Your answerChoose one option.

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Consider the system with following input-output relation

where,

is the input and

is the output. The system is

Your answerChoose one option.

invertible and time invariant

invertible and time varying

non-invertible and time invariant

non-invertible and time varying

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The transfer function

of a compensator is given below.

The frequency range in which the phase (lead) introduced by the compensator reaches the maximum is

Your answerChoose one option.

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A 4 pole induction machine is working as an induction generator. The generator supply frequency is 60 Hz. The rotor current frequency is 5 Hz. The mechanical speed of the rotor in RPM is

Your answerChoose one option.

1350

1650

1950

2250

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GATE EE topic:electrical-engineering PYQs

Question 3

Question 4

Question 4

Question 5

Question 5

Question 6

Question 6

Question 7

Question 7

Question 8