Water is pouring into a conical vessel of diameter 5.2m and slant
height 6.8m (as shown in the adjoining figure), at the rate of 1.8 m per minute. how long will it take to fill the vessel
per minute. How long will it take to fill the vessel?
3.2 m.
Answers
Answered by
5
Answer:
Given diameter of cone =5.2 cm and slant height =6.8 cm
Then radius =2.6 cm
Then height of cone =
(6.8)
2
−(2.6)
2
=
46.24−6.76
=
39.48
=6.28cm
Then volume of cone =
3
1
×
7
22
×6.28×(2.6)
2
=
7×3
22×6.28×2.6×2.6
=44.48m
3
Given Rate of 1.8 cub meter per minute
Then time taken=
1.8
44.48
=24.71≈25 minute
Answered by
4
Given diameter of cone =5.2 cm and slant height =6.8 cm
Then radius =2.6 cm
Then height of cone =
(6.8)
2
−(2.6)
2
=
46.24−6.76
=
39.48
=6.28cm
Then volume of cone =
3
1
×
7
22
×6.28×(2.6)
2
=
7×3
22×6.28×2.6×2.6
=44.48m
3
Given Rate of 1.8 cub meter per minute
Then time taken=
1.8
44.48
=24.71≈25 minute
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