The possible set of eigen values of a 4*4 skew-symmetric orthogonal real matrix

Sail E0 Webinar

Question

The possible set of eigen values of a 4*4 skew-symmetric orthogonal real matrix is

Options:

A . {±i}

B . {±i, ±1}

C . {±1}

D . {0 , ±i}

Answer: Option A

-NA-

Was this answer helpful ?

Next Question

Submit Solution

More Questions on This Topic :

Question 1. Let P be a 2*2 complex matrix such that trace(P) = 1 and det(P)=âˆ’6. Then, trace (P4 - P3) is ______ ....

Question 2. Let G be a group of order 231. The number of elements of order 11 in G is ______ ....

Question 3. Suppose X is a random variable with P(X = k) = (1 - p)kp for k âˆˆ {0,1,2,..} and some p âˆˆ (0,1). For the hypot....given positive integers. The type-I error of this test is

Question 4. Let f:â„2â†’â„2 be defined by f(x,y) = (ex+y, ex-y). The area of the image of the region {(x,y) âˆˆâ....âˆˆâ„2:0 < x,y < 1} under the mapping f is

Question 5. Let x0 = 0. Define xn+1 = cos xn for every nâ‰¥0. Then ....

Question 6. Which of the following is a field? ....

Question 7. Let {an} be the sequence of consecutive positive solutions of the equation tan x = x and let {bn} be the sequence of co....positive solutions of the equation tan √x = x. Then

Question 8. For each Î» > 0, let XÎ» be a random variable with exponential density Î»e-Î»x on(0,âˆž). Then, Var(log XÎ�....variable with exponential density Î»e-Î»x on(0,âˆž). Then, Var(log XÎ»)

Question 9. The number of non-isomorphic abelian groups of order 24 is ______ ....

Question 10. Suppose X is a real-valued random variable. Which of the following values CANNOT be attained by E[X] and E[X2], respect....following values CANNOT be attained by E[X] and E[X2], respectively?

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

GPOE / GPA Combined 1 Free Mock Test SAIL JO E-0 2024

Chapter 3.1 : INTRODUCTION Chapter 3 : Sinter Plant SAIL E0 - GPOE/GPA 2024

Chapter 2.3 : COAL HANDLING PLANT - Set 1 Chapter 2 : Coke Ovens and Coal Chemicals SAIL E0 - GPOE/GPA 2024

Chapter 1.1 : INTRODUCTION Chapter 1 : Raw Material Handling Plant SAIL E0 - GPOE/GPA 2024

DSP Combined 1 Free Revision Test SAIL JO E-0