Advertisements
Advertisements
Question
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
Options
1.15m - 1.25m
1.25m - 1.35m
1.50m - 1.60m
1.60m - 1.70m
Solution
1.25m - 1.35m
Explanation:
The length of five times folded ribbon = (27.5 − 2) cm × 5
= 1.275m
Which lies between 1.25m −1.35m
APPEARS IN
RELATED QUESTIONS
What is meant by measurement?
Complete the following: 1 m =……….Å
State the factors which determine the number of significant figures for the calculation of the final result of an experiment.
Complete the rollowing:
1 micron= ____ Å
Quantity that can be measured is called ____
What are the rules to be followed to make accurate measurement with scale?
Define 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. 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.
Define measurement.
