The cylindrical tube of a spray pump has a cross-section of…

Chemistry NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 14 PCB Single Correct MCQ

Published on: August 14, 2026

The cylindrical tube of a spray pump has a cross-section of one of which has 50 holes each of diameter 1 mm. If the liquid flow inside the tube is 1.2 m per minute, then the speed of ejection of the liquid through the holes is

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The correct answer is:

Here, area of cross section of tube

Number of holes

Diameter of each hole,

Radius of hole,

Area of cross-section of each hole,

Total area of cross-section of 50 holes,

Speed of liquid inside the tube,

Let the velocity of ejection of the liquid through the holes be , then, according to equation of continuity,

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