My Cart
Your Cart 0

    Your cart is empty.

  • Total (Amount) ₹0.00
Exam Details

Electronics & Communication Engineering (EC) 2013 [Session 2]

Review the key details, then start the test when you are ready. You can also open the full package to see related papers.

Questions 65
Duration 180 mins
Package Electronics & Communication Engineering (EC) - Previous Year Papers

Paper pattern & analysis

Filter this paper by subject, topic or subtopic. Every graph updates from the selected questions.

Explore previous papers
Showing all 65 questions in this paper.

Subject distribution

No subject classification is available.

Topic distribution

No topic classification is available.

Subtopic distribution

No subtopic classification is available.

Difficulty distribution

Easy 65 100%

Question type distribution

Multiple Choices 65 100%

Instructions

Electronics & Communication Engineering (EC) 2013 [Session 2] – Instructions
  • Total number of questions: 65
  • 30 questions carry one mark each
  • 35 questions carry two marks each
  • Negative marking: 1/3 of the marks allotted to the question
  • Use of calculator is allowed
  • This is a proctored examination
  • All other browser applications will be automatically closed
  • After three warnings, the examination window will close automatically

Syllabus

Full Syllabus

Sample questions from this paper

Questions are selected across the paper subjects wherever the paper contains that variety.

1
2013 · Unclassified
Electronics & Communication Engineering (EC) 2013 [Session 2]
Q.1 – Q.25 carry one mark each.

For a periodic signal v(t) = 30 sin 100t + 10 cos 300t + 6 sin (500t + π/4), the fundamental frequency in rad/s is

A
100
B
300
C
500
D
1500
2
2013 · Unclassified
Electronics & Communication Engineering (EC) 2013 [Session 2]

In a voltage-voltage feedback as shown below, which one of the following statements is TRUE if the gain k is increased?

A
The input impedance increases and output impedance decreases.
B
The input impedance increases and output impedance also increases.
C
The input impedance decreases and output impedance also decreases.
D
The input impedance decreases and output impedance increases.
3
2013 · Unclassified
Electronics & Communication Engineering (EC) 2013 [Session 2]

A band-limited signal with a maximum frequency of 5 kHz is to be sampled. According to the sampling theorem, the sampling frequency which is not valid is

A
5 kHz
B
12 kHz
C
15 kHz
D
20 kHz
4
2013 · Unclassified
Electronics & Communication Engineering (EC) 2013 [Session 2]

In a MOSFET operating in the saturation region, the channel length modulation effect causes

A
an increase in the gate-source capacitance
B
a decrease in the transconductance
C
a decrease in the unity-gain cutoff frequency
D
a decrease in the output resistance
5
2013 · Unclassified
Electronics & Communication Engineering (EC) 2013 [Session 2]

Which one of the following statements is NOT TRUE for a continuous time causal and stable LTI system?

A
All the poles of the system must lie on the left side of the jω axis.
B
Zeros of the system can lie anywhere in the s-plane.
C
All the poles must lie within |s| = 1.
D
All the roots of the characteristic equation must be located on the left side of the jω axis.
6
2013 · Unclassified
Electronics & Communication Engineering (EC) 2013 [Session 2]

The minimum eigenvalue of the following matrix is

A
0
B
1
C
2
D
3