Gate/GATE 2017-2018 Aeronautical MCQs :- multiple choice questions and answers. e.g Gate MCQS,Gate Mock Tests , Gate Practice Papers ,Gate Sample Test,Gate Sample questions

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Question 1: The constraint A2 = A on any square matrix A is satisfied for

the identity matrix only

the null matrix only

both the identity matrix and the null matrix.

no square matrix A.

Total MCQS Questions are 43 in this paper GATE 2017-2018 Aeronautical
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