While attempting to extinguish a fire, firefighters are holding a nozzle at the end of a hose. If the water flow rate is 15 m³/min and the nozzle exit diameter is 10 cm, determine the average water exit velocity and the horizontal resistance force required of the firefighters to hold the nozzle.

Q: What is meant by variable underflow and what causes it?

A: The definition of the variable underflow is to be defined along with the cause of it.

Q: 2. Label the names of the following membrane filtration operation modes at the bottom of the images

A: This is dead end flow  The particles are trapped within membrane and all water   Will pass…

Q: How do intensive and extensive variables differ?

A: Physical properties of material may or may not depend on the size of the system.

Q: Using dimensional analysis, derive an expression for the height of capillary rise in a glass tube.

A:

Q: Why might a column not have a uniform diameter?

A: Diameter of distillation column depends upon different factors because of which it cannot be…

Q: 10. Describe the procedure for determining average grain size using the Linear Intercept method.

A: The linear intercept method for determining average grain size involves placing random lines across…

Q: How does residence time affect the performance of a reactor?

A: The residence time, also known as the retention time, is the average time a molecule or particle…

Q: Choose the option which correctly represent the labelling of the equipments shown in the figure…

A: Laboratory instrument is a general term for all kinds of instruments, vessels, and other tools…

Q: What is meant by turndown ratio?

A: The definition of the turndown ratio is to be mentioned.

Q: 2. In 3D printing, small liquid droplets are formed when a liquid jet breaks up in spray and fuel…

A: it is given that