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प्रश्न
Answer the following in short.
What do you mean by a mean solar day?
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उत्तर
Mean solar day is the time taken by the earth to make one complete rotation about its own axis.
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संबंधित प्रश्न
Fill in the blank
1 g cm-3 = _______ kg m-3.
A block of iron has dimensions 2 m × 0.5 m × 0.25 m. The density of iron is 7.8 g cm−3. Find the mass of block.
Convert the following quantity as indicated:
4.2 m = cm
Convert the following quantity as indicated:
0.2 cm = mm
Convert the following quantity as indicated:
10 lb = ………. kg
Express in second :
3 minute 15 second
Answer the following in short.
Mention any two advantages of the metric system over traditional units.
State if the following statement is true or false. Correct the statement if it is false.
The region enclosed within the boundaries of a two-dimensional figure is called its area.
Solve the following numerical problem.
Express 8000 g in kg?
The density of a material in SI unit is 128 kg m-3. In certain units in which the unit of length is 25 cm and the unit of mass is 50 g, the numerical value of density of the material is _____.
