Advertisements
Advertisements
प्रश्न
Name the physical quantities which are measured in the given units:
nm
उत्तर
Length
APPEARS IN
संबंधित प्रश्न
A boy makes a ruler with graduations in cm on it, (i.e. 100 divisions in 1 m). To what accuracy this ruler can measure? How can this accuracy be increased?
What is backlash error? Why is it caused? How is it avoided?
Complete the rollowing:
1 micron= ____ Å
One cubic metre is equal to ______ cubic centimetre.
The super conductors are used to levitate trains from the track.
A piece of ribbon folded five times is placed along a 30 cm long measuring scale as shown in Fig.
The length of the ribbon is between
Bholu and Golu are playing in the ground. They start running from the same point A in the ground and reach point B at the same time by following the paths marked 1 and 2 respectively as shown in Fig. Which of the following is/are true for the given situation.
As compared to Golu, Bholu covers a
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.
Define measurement.