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प्रश्न
Complete the rollowing:
1 micron= ____ Å
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उत्तर
1micron=104 Å
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संबंधित प्रश्न
Complete the following: 1 m =……….Å
Complete the following:
1 mean solar day = _______ s.
State the factors which determine the number of significant figures for the calculation of the final result of an experiment.
Name three systems of unit and state various fundamental units in them.
Are senses reliable for accurate measurement?
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
Choose the correct one.
These are the instruments used in measuring the volume of objects with irregular shapes ______.
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.
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.
