A Sonar of a ship sends sounds waves of speed 1500 m/s. These waves are reflected back by the ocean floor in 5 seconds. Find the depth (in m) of the ocean floor.

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Many persons of good education unconsciously circumscribe themselves ___________ a small vocabulary. They have a knowledge of hundreds of desirable wordswhich they do not put _________ practical use in their speech or writing. Many, too, are conscious __________ a poverty of language, which engenders in them a senseof timidity and self-___________. The method used for building a large vocabulary has __________ been confined to the study of single words.

large vocabulary has __________ been confined

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Many persons of good education unconsciously circumscribe themselves ___________ a small vocabulary. They have a knowledge of hundreds of desirable wordswhich they do not put _________ practical use in their speech or writing. Many, too, are conscious __________ a poverty of language, which engenders in them a senseof timidity and self-___________. The method used for building a large vocabulary has __________ been confined to the study of single words.

timidity and self-___________. The method used

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Many persons of good education unconsciously circumscribe themselves ___________ a small vocabulary. They have a knowledge of hundreds of desirable wordswhich they do not put _________ practical use in their speech or writing. Many, too, are conscious __________ a poverty of language, which engenders in them a senseof timidity and self-___________. The method used for building a large vocabulary has __________ been confined to the study of single words.

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Many persons of good education unconsciously circumscribe themselves ___________ a small vocabulary. They have a knowledge of hundreds of desirable wordswhich they do not put _________ practical use in their speech or writing. Many, too, are conscious __________ a poverty of language, which engenders in them a senseof timidity and self-___________. The method used for building a large vocabulary has __________ been confined to the study of single words.

do not put _________ practical use in their

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Many persons of good education unconsciously circumscribe themselves ___________ a small vocabulary. They have a knowledge of hundreds of desirable wordswhich they do not put _________ practical use in their speech or writing. Many, too, are conscious __________ a poverty of language, which engenders in them a senseof timidity and self-___________. The method used for building a large vocabulary has __________ been confined to the study of single words.

circumscribe themselves ___________ a small vocabulary.

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

Slow and careful movement or thought

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

A brain and nervous system that are poorly developed or insufficiently nourished means low grade of ______________ in our mental processes, just as a poorly constructed or wrongly adjusted motor means loss of power in applying the electric current to its work. We will, __________, look upon the mind and the brain as counterparts of ___________ other, each performing activities which correspond to activities in the other, ________ inextricably bound together at least so far as this life is concerned, and each getting its _______________ by its union with the other. This view will lend interest to a brief study of the brain and nervous system.

as counterparts of ___________ other, each performing