Electronics and Communication Engineering
2018 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE ECE 2018 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 19–21 of 65. Imported answers require review unless explicitly marked reviewed.
Question 9
Open questionECMCQ1 markNeeds review
A function
defined by three Boolean variables A, B and C when expressed as sum of products is given by
, where,
,
, and
are the complements of the respective variables. The product of sums (POS) form of the function F isYour answerChoose one option.
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Open questionECMCQ1 markNeeds review
The points P, Q, and R shown on the Smith chart (normalized impedance chart) in the following figure represent:

Your answerChoose one option.
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Open questionECMCQ1 markNeeds review
Let M be a real
matrix. Consider the following statements:S1: M has 4 linearly independent eigenvectors.
S2: M has 4 distinct eigenvalues.
S3: M is non-singular (invertible).
Which one among the following is TRUE?
Your answerChoose one option.
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