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प्रश्न
What is meant by measurement?
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उत्तर १
Measurement is the process of comparing a given physical quantity with a known standard quantity of the same nature.
उत्तर २
Measurement is an act or the result of comparison of a quantity whose magnitude is unknown with a predefined standard.
संबंधित प्रश्न
Complete the following: 1 m =……….. µ
Complete the following: 1 micron =………..Å
Explain the meaning of the term 'least count of an instrument' by taking a suitable example.
Fill in the blank:
The unit is which we measure the quantity is called ________.
Express the order of magnitude of the following quantity:
12578935 m
Mohana bought 2 kg 600 g grapes and 1 kg 450 g guavas. How much more did Mohana buy grapes than guavas, by weight?
The distance between Delhi and Chennai can be measured in ______.
The distance between your school and your house is 2250 m. Express this distance in kilometre.
Define measurement.
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.
