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प्रश्न
Tick the most appropriate answer.
Which of the following is a fundamental physical quantity?
विकल्प
Speed
Area
Volume
Time
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उत्तर
Time
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संबंधित प्रश्न
Fill in the blank
Distance travelled d = ________ × time t
A piece of paper of dimensions 1.5 m × 20 cm has area ______.
A car travels with a speed 12 m s”1, while a scooter travels with a speed 36 km h-1. Which of the two travels faster ?
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:
0.2 cm = mm
Convert the following quantity as indicated:
2500 g = …....... kg
Answer the following in detail.
Explain by giving two examples of why the measurement of a physical quantity is expressed as a combination of a numeral and a unit.
Answer the following in short.
What do you mean by a mean solar day?
Solve the following numerical problem.
Express 6L in mL.
What do you mean by ‘unit’?
