Questions

A Sonar of a ship sends sounds waves of speed 1600 m/s. These waves are reflected back by the ocean floor in 4 seconds. Find the depth (in m) of the ocean floor.

A wooden block of mass m1 kg accelerates at m/s when a force of 5 N acts on it. Another block of mass m2 kg accelerates at 20 m/s when the same force acts on it. If both the blocks are tied together and the same force acts on their combination, the acceleration will be about

Who generally presents the Finance Budget in Indian Parliament?

Which of the following country is not a member of BRICS association?

Due to incresed weapon launching missions of North Korea, which country has launched a spy satellite to monitor it?

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Praise highly in speech or writing

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the “No error” option.

Neither the Captain (A) / nor his men are (B) / afraid of fighting (C) / No Error (D)

In mammals, an important role of excretion is played by________