- 1(current)
Q. No.The cylindrical tube of a spray pump has a radius \(R,\) one end of which has \(n\) fine holes, each of radius \(r.\) If the speed of the liquid in the tube is \(v,\) the speed of the ejection of the liquid through the holes is:
| 1. | \(\dfrac{vR^{2}}{n^{2}r^{2}}\) | 2. | \(\dfrac{vR^{2}}{nr^{2}}\) |
| 3. | \(\dfrac{vR^{2}}{n^{3}r^{2}}\) | 4. | \(\dfrac{v^{2}R}{nr}\) |
Subtopic: Equation of Continuity |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA fluid is in streamline flow across of a horizontal pipe of the variable area of cross-section. For this which of the following statements is correct?
| 1. | the velocity is maximum at the narrowest part of the pipe and pressure is maximum at the widest part of the pipe. |
| 2. | velocity and pressure both are maximum at the narrowest part of the pipe. |
| 3. | velocity and pressure both are maximum at the widest part of the pipe. |
| 4. | the velocity is minimum at the narrowest part of the pipe and the pressure is minimum at the widest part of the pipe. |
Subtopic: Equation of Continuity |
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Please attempt this question first.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
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