Operations on Matrices MCQ

Test your knowledge with important Operations on Matrices MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Operations on Matrices MCQs at Bissoy

• All the diagonal elements of a skew-symmetric matrix is?
  ক

  0

  খ

  1

  গ

  2

  ঘ

  Any integer
• For matrix A, B if A – B = O, where O is a null matrix then?
  ক

  A = O

  খ

  B = O

  গ

  A = B

  ঘ

  None of the mentioned
• For matrix A, B.(A+B)T = AT + BT and (AB)T = ATBT if the orders of matrices are appropriate.
  ক

  True

  খ

  False
• If for a square matrix A, A2 = A then such a matrix is known as _________
  ক

  Idempotent matrix

  খ

  Orthagonal matrix

  গ

  Null matrix

  ঘ

  None of the mentioned
• The matrix multiplication is distrbutive over matrix addition.
  ক

  True

  খ

  False
• Let A= be an mxn matrix and k be a scalar then kA is equal to __________ mxn b) mxn c) mxn d) None of the mentioned
  ক

  be an mxn matrix and k be a scalar then kA is equal to __________ ] mxn

  খ

  aij

  গ

  aij

  ঘ

  aij
• Let A order(axb) and Border(cxd) be two matrices, then if AB exists, the order of AB is?
  ক

  axd

  খ

  and Border(cxd) be two matrices, then if AB exists, the order of AB is? a) axd [ bxc
• Let A order(axb) and Border(cxd) be two matrices, then for AB to exist, correct relation is given by?
  ক

  a = d

  খ

  and Border(cxd) be two matrices, then for AB to exist, correct relation is given by? a) a = d [ b = c
• Which of the following condition is incorrect for matrix multiplication?
  ক

  A(BC)=(AB)C

  খ

  A(B+C)=AB+AC

  গ

  AB=0 if either A or B is 0

  ঘ

  AB=BA
• Matrix addition and matrix multiplication both are commutative.
  ক

  True

  খ

  False
• The addition of matrices is only possible if they are of the same order.
  ক

  True

  খ

  False