you are given solid cubes of aluminium and iron, each of side 4 cm, and 2 spring balances. Balance A has a range of 0 to 250 g and a least count of 2.5 g, while balance B has a range of 0 to 1000 g and a least count of 10 g. The preferred option of mass measurement would be to use:
- balance A for both the cubes.
- balance B for both the cubes.
- Balance A for aluminium cube and balance B for iron cube.
- Balance A for iron cube and balance B foraluminium cube.