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Exam Details

ESE (IES) Electrical Engineering P1 2015

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Questions 120
Duration 180 mins
Package ESE & GATE EE - Previous Year Papers

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Difficulty distribution

Medium 85 70.8%
Easy 20 16.7%
Hard 15 12.5%

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Multiple Choices 120 100%

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1
2015 · Unclassified
ESE (IES) Electrical Engineering P1 2015
The maximum space rate of change of the function which is in increasing direction of the function is known as
A
Curl of the vector function
B
Gradient of the scalar function
C
Stokes theorem
D
Divergence of the vector function
2
2015 · Unclassified
ESE (IES) Electrical Engineering P1 2015
The field strength at a point of finite distance from an infinitely long straight uniformly charged conductor is obtained by considering the radial (R) component and the longitudinal (L) component of the forces acting on a unit charge at the point, by the charges on the elemental length of the conductor. The resutltant field strength is
A
The sum of R-components, when the sum of L-components is zero
B
The sum of both R- and L-components
C
Average of the sumes of R- and L-components
D
The sum of L-components, when the sum of R-components is zero
3
2015 · Unclassified
ESE (IES) Electrical Engineering P1 2015
Consider the following standard symbols for two-port parameters: 1) h12 and h21 are dimensionless. 2) h11 and B have dimensions of ohms. 3) BC is dimensionless. 4) C is dimensionless. Which of the above are correct?
A
1, 2 and 3 only
B
3 and 4 only
C
1, 2, 3 and 4
D
1, 2 and 4 only
4
2015 · Unclassified
ESE (IES) Electrical Engineering P1 2015
A conductor having a cross-setional area a sq m carrying current A, lies in a magnetic field The force density on the conductor is Where and are orthogonal unit vectors.
A
B
C
D
5
2015 · Unclassified
ESE (IES) Electrical Engineering P1 2015
For electromechanical energy conversion, a magnetic field is employed as the medium rather than electric field becfause
A
the stored energy density for practicable field strength is low in the electric field
B
the specific magnetic loss is more than the specific dielectric loss
C
None of the above
D
the electric field presents insultation problem
6
2015 · Unclassified
ESE (IES) Electrical Engineering P1 2015
The reliability of an instrument refers to
A
the measurement of changes due to temperature variation
B
the degree to which repeatability continues to remain within specified limits
C
the extent to which the characteristics remain linear
D
the life of an instrument