Question

A cylindrical tank has a radius of 154cm, It is filled of 6m is poured into it, what will be the increase in the volume of water in Kl?



Mensuration 8th Class
NCERT BOOK​

Answer 1

Step-by-step explanation:

Radius of cylindrical tank =154 cm=1.54 m

Height of water =3 m

If height is 4.5 m then let the volume be v

Increase in volume of cylinder (v)=

7

22

×r

2

×(H−h)

Increase in volume of cylinder (v)=

7

22

×1.54×1.54×(4.5−3)

Increase in volume of cylinder (v)=

7

22

×2.3716×1.5

Increase in volume of cylinder (v)=22×0.3388×1.5

Increase in volume of cylinder (v)=11.1804 m

3

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Answer 2

Answer:

Radius of cylindrical tank =154 cm=1.54 m

Height of water =3 m

If height is 4.5 m then let the volume be v

Increase in volume of cylinder (v)=

7

22

×r

2

×(H−h)

Increase in volume of cylinder (v)=

7

22

×1.54×1.54×(4.5−3)

Increase in volume of cylinder (v)=

7

22

×2.3716×1.5

Increase in volume of cylinder (v)=22×0.3388×1.5

Increase in volume of cylinder (v)=11.1804 m

3