Advertisements
Advertisements
प्रश्न
State four characteristics of a standard unit.
Advertisements
उत्तर
Characteristics of standard unit:
- It should be of convenient size.
- It should not change with respect to place and time.
- It should be well defined.
- It should be easily reproduced.
APPEARS IN
संबंधित प्रश्न
Complete the following: 1 g =………kg
Complete the following: 1 year =……….s.
What is backlash error? Why is it caused? How is it avoided?
What do you understand by the term measurement?
State or define the following term:
Minute
Amongst the various physical measurements recorded in an experiment, which physical measurement determines the degree of accuracy?
Conversion of 7 m into cm gives _____
1 m = ______ cm.
Weight has both magnitude and direction.
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. 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.
