Advertisements
Advertisements
प्रश्न
5 km = ______ m.
उत्तर
5 km = 5000 m.
APPEARS IN
संबंधित प्रश्न
Complete the following : 1 a.m.u (or u) =……..kg
Name the physical quantities which are measured in the given units:-
ns
'The distance of a star from the earth is 8.33 light minutes.' what do you mean by this statement? Express the distance in metre.
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?
State or define the following term:
Solar day
Are senses reliable for accurate measurement?
Define measurement.
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.
Which one of the following statement is wrong?