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प्रश्न
Write true or false.
Every measurement involves two things – a number and a unit.
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
A hand span is a reliable measure of length.
Metre is the unit of ______.
How close was your earlier guess? Discuss.
There are two beautiful lakes near a village. People come for boating and picnics in both the lakes. The village Panchayat is worried that with the noise of the boats the birds will stop coming. The Panchayat wants motorboats in only one lake. The other lake will be saved for the birds to make their nests.
- Find the area of lake B on the drawing in square cm. What is its actual area in square km?
Length is a fundamental quantity.
What is the unit of length?
The Unit used to measure length ______.
What unit will you use to measure the length of our classroom?
The SI unit of mass is kg.
Why is the speed of light used to define the metre?
