Physics - Single MCQs (Page 58)

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Q571. Pure water freezes at what temperature?...Q572. Which one of the following remains constant while throwing a ball upward?...Q573. Which of the following measurements is not a unit of distance?...Q574. Air is?...Q575. What is the unit for measuring the pitch or frequency of sound ?...Q576. The speed of light with the rise in the temperature of the medium?...Q577. The type of glass used in making prisms and lenses is?...Q578. Which of the following is the Unit of work?...Q579. Which unit is used to measure the intensity of sound ?...Q580. If speed of rotation of the earth increases, weight of the body?...