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The cylindrical tube of a spray pump has...

The cylindrical tube of a spray pump has a cross-section of ` 8 cm ^ 2 ` one end of which has 40 fine holes each of area If the liquid flows inside the tube with a speed of ` 0.15 mm i n^(-1) `, the speed with which the liquid is ejected through the holes is x m/s. Find x.

A

`50 ms^(-1)`

B

`5 ms^(-1)`

C

`0.05 ms^(-1)`

D

`0.5 ms^(-1)`

Text Solution

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The correct Answer is:
B
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The cylindrical tube of a spray pump has a cross-section of 8 cm^2 , one end of which has 40 fine holes each of area 10^-8 m^2 . If the liquid flows inside the tube with a speed of 0.15 m min^-1 , the speed with which the liquid is ejected through the holes is.

The cylindrical tube of a spray pump has a cross-section of 8 cm^(2) . one end of which has 40 fine holes each of diameter 10 mm. If the liquid flow inside the tube is 0.15 m per minute, what is the speed of ejection of the liquid through the holes ?

Knowledge Check

  • The cylinderical tube of a spray pump has a cross-section of 6 cm^(2) one of which has 50 holes each of diameter 1 mm. If the liquid flow inside the tube is 1.2 m per minutes, then the speed of ejection of the liquid through the holes is

    A
    1. `2.1 m s^(-1)`
    B
    `0.31 ms^(-1)`
    C
    `0.96 m s^(-1)`
    D
    `3.4 m s^(-1)`

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