Advertisements
Advertisements
प्रश्न
Define measurement.
Advertisements
उत्तर
Measurement is the process of comparison of the given physical quantity with the known standard quantity of the same nature.
APPEARS IN
संबंधित प्रश्न
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 mass.
What do you mean by the term unit?
Show how will you use the physical balance to measure the mass of an object.
Are senses reliable for accurate measurement?
Three students measured the length of a corridor and reported their measurements. The values of their measurements were different. What could be the reason for difference in their measurements? (Mention any three)
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.
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. 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.
