Questions

A boat is sailing towards a lighthouse of height 20√3 m at a certain speed. The angle of elevation of the top of the lighthouse changes from 30° to 60° in 10 seconds. What is the time taken (in seconds) by the boat to reach the lighthouse from its initial position?

Recipient of C.K. Nayudu Lifetime Achievement Award for 2014-15 in cricket was

During world war II, Germany was a member of the

The purpose of the office of the president is to

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.

Jyoti said to her sister, "The RBI is India's central bank".

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

The student body met the Principal to have their __________ heard.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

to bite your tongue

If the vector sum of torques acting on a system is zero, then the object is in _______.