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प्रश्न
Closeness of two or more measured values is called as ______
विकल्प
accuracy
precision
error
approximation
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उत्तर
Closeness of two or more measured values is called as precision.
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संबंधित प्रश्न
Define Standard metre.
Complete the following: 1 m =……….. µ
Complete the following: 1 micron =………..Å
Complete the following:
1 mean solar day = _______ s.
Are senses reliable for accurate measurement?
1 m = ______ cm.
Cross word puzzle.

Clues – Across
- SI unit of temperature;
- A derived quantity;
- Mass per unit volume;
- Maximum volume of liquid a container can hold
Clues – Down
- A derived quantity
- SI unit of volume
- A liquid denser than iron
- A unit of length used to measure very long distances
Bholu and Golu are playing in the ground. They start running from the same point A in the ground and reach point B at the same time by following the paths marked 1 and 2 respectively as shown in the following figure. Which of the following is/are true for the given situation.

As compared to Golu, Bholu covers a
Questions based on Higher Order Thinking Skills:
There are three spheres A, B, C as shown below. Sphere A and B are made of same material. Sphere C is made of a different material. Spheres A and C have equal radii. The radius of sphere B is half that of A. Density of A is double that of C.

Now answer the following question.
- Find the ratio of masses of spheres A and B.
- Find the ratio of volumes of spheres A and B.
- Find the ratio of masses of spheres A and C.
Define measurement.
