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Q. Which of the following radiations has the least wavelength
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Q. Why laser is used in the pipe alignment?
Q. Which of the following is correct?
Q. Which among the given is the unit of perceived loudness of sound
Q. Two bulbs of 100W and 60W are operating on 220 V line. The ratio of their resistance is
Q. Conservation of energy means.
Q. In case of hypermetropia, where is the image formed ?
Q. Air is said to be saturated when
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