Advertisements
Advertisements
प्रश्न
Express the order of magnitude of the following quantity:
0.000,000,127 s
Advertisements
उत्तर
0.000,000,127 s = 1.27 × 10−7 s
Order of magnitude = 10−7 s
APPEARS IN
संबंधित प्रश्न
What is a leap year?
It takes time 8 min for light to reach from the sun to the earth surface . If speed of light is taken to be `3 xx 10^8 "m/s"^-1` , find the distance from the sun to the earth in km .
What do you mean by the term unit?
State two units of mass smaller than a kilogram?
If no object is placed on the hook, then the pointer of the spring balance reads ______.
A piece of ribbon folded five times is placed along a 30 cm long measuring scale as shown in the following figure.

The length of the ribbon is between
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.
Questions based on higher-order thinking skills:
|
There are three spheres A, B, and C as shown below. Spheres A and B are made of the 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 sphere 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 the volumes of spheres A and B.
- Find the ratio of masses of spheres A and C.



