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प्रश्न
Name the three fundamental quantities.
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उत्तर
Length, mass, time are the three fundamental quantities.
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संबंधित प्रश्न
Define Standard metre.
Name two units of length which are bigger than a metre. How are they related of the metre?
A boy measures the length of a pencil and expresses it to be 2.6 cm. what is the accuracy of his measurement? Can he write it as 2.60 cm?
Define measurement.
Figure shows a measuring scale which is usually supplied with a geometry box. Which of the following distance cannot be measured with this scale by using it only once?
Define measurement.
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 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.
Define measurement.
Define measurement.
