Ultrasonic or Supersonic is the study of pressure waves which are of the same nature of the sound waves of very high frequency above the range of human audibility.
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What were the uses of sociology in contemporary period? Of the various social science, sociology seems to be the youngest. It is gradually developing. Still it has remarkable progress. Its uses are recognized widely today.
Free sample essay on the uses of computer. Computers are-machines that accept incoming data process them and produce outputs-depending on the users’ applications.
640 words essay on library and its uses. A Library is a heaven for a student, a teacher and of course for all those who are fond of reading.
Essay for school students on Sweet Are The Uses Of Adversity. People are afraid of adversities. They shun difficulties and want to lead a life of luxury and comfort.
Logic deals with the analysis and evaluation of arguments. Since arguments are expressed in language, the study of arguments requires that we should pay carefully attention to language in which arguments are expressed.
There is no teacher like adversity. The lines from Shakespeare’s work, As You like It, are a whole measure of truth packed into a few words. The duke is banished into the Forest of Arden. It proves to be a difficult time for one who has led a life of comfort and luxury and where […]
Maps are perhaps the most important tools of a geographer. The value of maps sin geography teaching cannot be overestimated. They record definite facts of positions, relief, climate, vegetation, materials and their distribution broadly over the earth, in continents, countries, states.
Science has been defined as a systematized body of knowledge. It is neither good nor bad in itself. It is the use of science that makes it good or bad. Man may use it for his welfare as well as for warfare. It is a blessing in peace and curse in war.
History has been called “race-memory”. Just as a man’s memory links his past life to the present, so the history of a nation is its memory of its past. How could we live as individuals without memory?