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प्रश्न
Tick the most appropriate answer.
The SI unit of mass is
पर्याय
gram
milligram
kilogram
pound
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उत्तर
kilogram
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संबंधित प्रश्न
Just as precise measurements are necessary in science, it is equally important to be able to make rough estimates of quantities using rudimentary ideas and common observations. Think of ways by which you can estimate the following (where an estimate is difficult to obtain, try to get an upper bound on the quantity):
Define one kilogram, the S.I. unit of mass.
Name the device commonly used to measure mass.
Assertion(A): The scientifically correct expression is “ The mass of the bag is 10 kg”
Reason (R): In everyday life, we use the term weight instead of mass.
On the moon, the gravitational force is greater than on earth.
Leaves and pieces of paper are heavier things.
Potatoes:: Kilogram; Water:: ______.
Write a short note on the following:
Spring balance:
Which of the following represents a unified atomic mass unit (1u)?
Why was the kilogram redefined in 2019, and how is it measured now?
