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प्रश्न
What do you understand by the term measurement?
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उत्तर
“Measurement implies comparison of a physical quantity with a standard unit to find out how many times the given standard is contained in the physical quantity.”
Physics, like other branches of science, requires experimental study which involves measurement.
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संबंधित प्रश्न
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Express the order of magnitude of the following quantity:
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Questions based on Higher Order Thinking Skills:
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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.
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Now answer the following questions.
- 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.
