Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 10 Answered

WATER IS FLOWING AT THE RATE OF 5 KM/hr THROUGH A PIPE OF DIAMETER 14 cm INTO A RECTANGULAR TANK WHICH IS 50 m LONG AND 40 m WIDE. DETERMINE THE TIME IN WHICH THE LEVEL OF WATER IN THE TANK WILL RISE BY 7 cm.
Asked by | 06 Feb, 2014, 12:31: PM
answered-by-expert Expert Answer
begin mathsize 16px style Diameter space of space the space pipe space equals space 14 space cm Radius space of space the space pipe space equals space 7 space cm Water space flowed space in space the space pipe space in space 1 space hr space equals space πr squared straight h equals 22 over 7 cross times 7 over 100 cross times space 7 over 100 space equals space 5000 space straight m cubed Volume space of space water space in space the space tank equals fraction numerator 50 cross times 4 cross times 7 over denominator 100 end fraction equals 154 space straight m cubed Hence comma space required space time space taken space for space the space rise space in space the space level space of water space in space the space tabk space equals space 154 over 77 equals 2 space hrs end style
Answered by | 08 Dec, 2017, 05:07: PM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 10 - Maths
a company wanted to manufacture 1000 hemispheres basins from thin steel sheet radius is 21 cm find the required area of steel sheet manufacturers the above hemispherical basins
Asked by barakaakashgoud | 21 Dec, 2023, 05:16: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
A golf ball is spherical with about 300 - 500 dimples that help increase its velocity while in play. Golf balls are traditionally white but available in colours also. In the given figure, a golf ball has diameter 4-2 cm and the surface has 315 dimples (hemi-spherical) of radius 2 mm. Based on the above, answer the following questions: (i) Find the surface area of one such dimple. (ii) Find the volume of the material dug out to make one dimple. Find the total surface area exposed to the surroundings.
Asked by swetalinasamantaray022 | 21 Mar, 2023, 04:16: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
3. A glass cylinder with radius 10 cm has water to a height of 9 cm. A metal cube of 8 cm edge is immersed in it completely. Calculate the height by which water will rise in the cylinder. Use =22/7
Asked by rajsingh94116633 | 04 May, 2022, 10:06: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
A conical tank with base radius 20 cm and height 40 cm is initially filled with water. Water drains through a small round hole at the bottom with a diameter of 1cm. Find an expression for the height of water in the tank at time t  
Asked by anitajoshi0912 | 22 Dec, 2021, 09:12: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
if d is the diameter of the sphere then its volume is dash cu units
Asked by gnarasimha626 | 24 May, 2021, 09:40: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
The amount of air present in a cylinder when a vaccum pump removes 1/4 of the air remaining in the cylinder at a time 
Asked by bhumichoudhary9091 | 18 Nov, 2020, 09:29: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Social welfare Association decides to supply drinking water for the flood affected people the drinking water is filled in a water tanker which is in the shape of a cylinder with hemispherical ends as shown in the figure the length of the tanker is 4.2 metre and the diameter of the base of the cylinder to hemisphere are each 1.2 metre if the distribute drinking water to 60 people in a container each of the shape of the cylinder radius 21 cm and height 15 cm find the quantity of the voter list in the tanker after distribution in litre 
Asked by adithyakambli123 | 13 Mar, 2020, 07:29: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Water is flowing through a cylindrical pipe of internal diameter of 2cm into a cylindrical tank of base radius 40 cm at a rate of 0.4 m/s. Determine the rise in water level in the tank in 1/2 hour 
Asked by adalroshan2464 | 10 Mar, 2020, 10:39: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Water is flowing at the rate of 7m/s through a circular pipe whose internal diameter   is of 2 cm into a cylindrical tank , the radius of whose base is 40 cm . Determine the increse in water level in 1/2 hours.
Asked by adalroshan2464 | 10 Mar, 2020, 10:34: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
A social welfare association supply drinking water for social affected people the drinking water is filled in water tank which is shape of cylinder with hemisphere end as shown in figure the whole lenght of tanker is 4.2m and the diameter of the base cylinder and two hemisphere are each 1.2m if they distributing drinking water to 60 people in a container each in shape of cylinder of radius 21cm and height 50cm find the quantity of water left in the container after distributing in litre​
Asked by shakilaalva31 | 18 Feb, 2020, 05:27: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×