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Q. Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s
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Q. Anemometer is an instrument meant for measuring ________
Q. When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to:
Q. The dimensional formula ML–1T–2 corresponds to
Q. Food is cooked faster in a pressure cooker because
Q. Which among the following is NOT an insulator?
Q. Hertz is a unit for measuring
Q. On a rainy day, small oil films on water show brilliant colors. This is due to
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