SaralUPSC
  • Home
  • Blogs
  • Prelims Questions
  • Mains Questions
  • Tests
Start Free Test
SaralUPSC

Saral Preparation Pvt. Ltd.

Delhi, India

support@saralupsc.com

Toll Free: 1800 000 0000

Office Hours: 10 AM – 7 PM (All 7 days)

Company

  • About Us
  • Careers
  • Contact Us
  • Media
  • Sitemap

Products

  • Test Series
  • Live Quizzes
  • Notes
  • Videos
  • Blog

Useful Links

  • Prelims Questions
  • Mains Questions
  • Free Tests
  • Sign Up
  • Login

Follow us

© 2026 Saral Preparation Pvt. Ltd.. All rights reserved.

  • Privacy
  • Terms
  • User Policy
  1. Home
  2. /Prelims Questions
  3. /Miscellaneous
  4. /Question
Miscellaneous·2018·Easy

What is the inverse of the matrix A = | cos 0 sin 0 0 | | –sin 0 cos 0 0 | | 0 0 1 |

What is the inverse of the matrix
A =
| cos 0 sin 0 0 |
| –sin 0 cos 0 0 |
| 0 0 1 |

Options

  1. a.
    | cos 0 sin 0 0 |
    | –sin 0 cos 0 0 |
    | 0 0 1 |
  2. b.
    | cos 0 –sin 0 0 |
    | sin 0 cos 0 0 |
    | 0 0 1 |
    Correct answer
  3. c.
    | cos 0 0 sin 0 |
    | 0 1 0 |
    | –sin 0 0 cos 0 |
  4. d.
    | cos 0 0 –sin 0 |
    | 0 1 0 |
    | sin 0 0 cos 0 |

Share

  • Share on X
  • Share on WhatsApp
  • Share on LinkedIn

Related prelims questions

  • For election to the Lok Sabha, a nomination paper can be filed by

    Miscellaneous · Easy

  • In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a

    Miscellaneous · Easy

  • Which among the following events happened earliest ?

    Miscellaneous · Easy

  • An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?

    Miscellaneous · Easy