Directions: Each item in this section consists of a sentence with an underlined word followed by four words. Select the word that is most nearly opposite in meaning to the underlined word. He accepted ...

NDA 2019 exam is here and you have just a few hours left to move a step closer to your dream in the defence sector. During last-minute revisions, it is important that you have the right books with you ...

Explanation: A Light Year is known as the distance travelled by light in one year, which is equal to 3 lakh kilometer/sec × 24 hrs × 60 min × 60 seconds. This unit is used to measure astronomical ...