An anemometer measures which of the following ?
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Weight (W) of a body can be given by the formula
A sound of single frequency is called a
Which of the following is NOT an application of Fiber optics?
What is the accepted average Calorie requirement for rural area in India?
Who was the President of Indian National Congress at the time of Indian independence ?
Which country's constitution is the world's longest?
Which of the following is a wind based Indian musical instrument?