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प्रश्न
Name the most convenient unit of mass you will use to measure:
Mass of small amount of medicine.
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उत्तर
Microgram (μg)
Note: 1 microgram = 10−6 g = 10−9 kg
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Amongst the unit of volume which is most suitable for measuring:
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(a) 51.7 cm
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Explain your answer.
Which measurement is most accurate?
