Advertisements
Advertisements
प्रश्न
State two conditions for a beam balance to be true.
Advertisements
उत्तर
Conditions for a beam balance to be true are
1. Both the pans must be of equal weights.
2. Both the arms must be of equal lengths.
APPEARS IN
संबंधित प्रश्न
Name two units of length which are bigger than a metre. How are they related of the metre?
What is a lunar month?
What do you understand by the term order of magnitude of a quantity?
Express the order of magnitude of the following quantity:
222444888 kg
What are the rules to be followed to make accurate measurement with scale?
The uncertainty in measurement is called as _______.
The super conductors are used to levitate trains from the track.
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 question.
- 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, 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.

