Question

a cylindrical result with internal radius 5cm and height 10.5cm is full of water a solid of cone base diamtere 7cm and height 6cm is completely immerse in the equator. find the volume of water lenght in the cylindrical result.


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Answer 1

Answer:

Volume of water displaced = Volume of cone

=

3

1

πr

2

h=

3

1

×

7

22

×

2

7

×

2

7

×6

=77cm

3

=0.077 litre

Volume of water left = Volume of cylinder −77cm

3

=πR

2

H−77

=

7

22

×5×5×10.5−77

=825−77

=748cm

3

=0.748 litre

Answer 2

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