Matrices & Determinants – 1 – 1

1. A square matrix all of whose elements except the main diagonal are zeros is called a :

(a) null matrix
(b) singular matrix
(c) diagonal matrix
(d) symmetric matrix

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

2. Square matrix A for which AT = -A is called a :

(a) row matrix
(b) column matrix
(c) symmetric matrix
(d) skew-symmetric matrix

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

3. Square matrix A for which AT = A is called a :

(a) row matrix
(b) column matrix
(c) symmetric matrix
(d) skew-symmetric matrix

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

4. A square matrix A with complex entries for which (A)= –A is called :

(a) identity matrix
(b) hermitian matrix
(c) symmetric matrix
(d) skew-hermitian matrix

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

5. This matrix is a _______ .

2016-07-28_19-40-12

(a) null matrix
(b) row matrix
(c) square matrix
(d) symmetric matrix

Answer
Answer : (a)

Explanation
No answer description available for this question. Let us discuss.

1 2 3

General Knowledge Books

Be a Part of the New & Next

MCQs fb  MCQs G+

Share the Knowledge

MORE INFORMATION
GATE Total InfoGATE 2020 BooksFree Notes
IES Total InfoIES 2020 BooksFree Mock tests
JAM Total InfoJAM 2020 BooksEngg Diploma
PSUs Total InfoM Tech Total InfoUGC NET Total Info
Copy Protected by Chetan's WP-Copyprotect.