Physics, asked by dheerajranawat1982, 7 months ago

a metal cube of dimension 100 cm ×100 cm ×100 cm was melted and remade into smaller cubes of 10cm × 10 cm × 10 cm dimensions . If dencity of this metal 8000 kg/cubic metre . Find 1. The total number of small cubes that can be made from the big metal cube . 2. The mass of each small metal cube​

Answers

Answered by mamtachaurasiya91272
3

Answer:

Volume of cube = Volume of the cuboid

a

3

=100×80×64

a

3

=512000

a=80 cm

Surface area = 6a

2

=38400 cm

2

How satisfied are you with the answer..

Answered by jiyachandra
3

Answer:

1000000cm^3 = 1m^3

1000cm^3 = 0.001m^3

1. Number of smaller cubes = Vol. of metal cube/vol. of 1 smaller cube

= 1/0.001

No. of cubes = 1000

2. mass of metal = 8000m^3

mass of small cubes = mass of metal / no. of cubes

= 8000/1000

the mass of each small metal cube = 8m^3

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