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प्रश्न
State four characteristics of a standard unit.
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उत्तर
Characteristics of standard unit:
- It should be of convenient size.
- It should not change with respect to place and time.
- It should be well defined.
- It should be easily reproduced.
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Questions based on higher-order thinking skills:
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There are three spheres A, B, and C as shown below. Spheres A and B are made of the 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 sphere A. The density of A is double that of C.
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Now answer the following questions:
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