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प्रश्न
What are the fundamental units in SI system? Name them along with their symbols.
उत्तर
Fundamental units in SI system.
| Quantity | Unit | Symbol |
| Length | Metre | M |
| Mass | kilogram | kg |
| Time | Second | S |
| Temperature | Kelvin | K |
| Lumibous Intensity | Candela | Cd |
| Electric Current | Ampere | A |
| Amount of substance | Mole | Mol |
| Angle | Radian | Rad |
| Solid Angle | Steradian | sr |
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Questions based on Higher Order Thinking Skills:
There are three spheres A, B, and 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. The 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:
|
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.
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