Register

Go screening test 1

546 views
0 0 votes
How to check solutions of screening test 1 for gate 2020?

Please log in or register to answer this question.

Voting & Accepting an answer helps improve the community
← Previous · Raghuramkrishnan Exe...Next → · Made Easy Test Serie...
← Previous in category · self doubtNext in category → · Google foo-bar
Position:
Show:

Related questions

1 1 vote
0 0 answers
130
130 views
soudipta_dutta asked Nov 24, 2025
130 views
Research Scholarships Screening Test 2009 Q.1.1
Pick out the cases where the given subgroup \( H \) is a normal subgroup of the group \( G \).a. \( G \) is the group of all \( 2 \times 2 \) invertible upper triangu...
0 0 votes
1 1 answer
134
134 views
soudipta_dutta asked Nov 24, 2025
134 views
Research Scholarships Screening Test 2009 Q. 1.7
Let $A$ be a $2 \times 2$ matrix with complex entries which is non-zero and non-diagonal. Pick out the cases when $A$ is diagonalizable.a. $A^2 = I$.b. $A^2 = 0$.c. All e...
0 0 votes
1 1 answer
138
138 views
soudipta_dutta asked Nov 24, 2025
138 views
Research Scholarships Screening Test 2009 Q. 1.8
Let $\mathbf{x}$ and $\mathbf{y} \in \mathbb{R}^n$ be two non-zero (column) vectors. Let $\mathbf{y}^\top$ denote the transpose of $\mathbf{y}$. Let $A = \mathbf{x} \math...
0 0 votes
1 1 answer
154
154 views
soudipta_dutta asked Nov 24, 2025
154 views
Research Scholarships Screening Test 2009 Q. 1.9
Let $x$ be a non-zero (column) vector in $R^n$. What is the necessary and sufficient condition for the matrix $$A = I − 2xx^T$$ to be orthogonal ?