Question 1 of 8
Basic

What are the effects of cavitation on pumps?

Question 2 of 8
Basic

Select the three parameters of most interest in water pumping systems:

Question 3 of 8
Basic

Identify the reasons for reduction in pump performance from the given options:

Question 4 of 8
Basic

Identify the false statement.

Question 5 of 8
Basic

Identify the true statement.

Question 6 of 8
Basic

Which of the following items are built-in in some motors and can stop the motor if it exceeds a preset temperature:

Question 7 of 8
Basic

Friction loss is dependent on the [xxxxxxxx] of the fluid.

Question 8 of 8
Basic

How can friction loss in a system be minimised?

Question 8 of 8
Basic

Happy with your answers?

Submit your current answers and get the final test result.

Test results

Congratulations. You have passed the test and completed the 13 - The Basic Hydraulics and Pump Performance Course
Sorry. You did not pass the 13 - The Basic Hydraulics and Pump Performance Course test this time
Achieved badges:
How would you rate this course?
1: What are the effects of cavitation on pumps?
Breakage of rotor
You can find the answer here >
1: What are the effects of cavitation on pumps?
Pitting of suction pipe
You can find the answer here >
1: What are the effects of cavitation on pumps?
Pitting of impeller and pump housing
2: Select the three parameters of most interest in water pumping systems:
Flow, head and energy
2: Select the three parameters of most interest in water pumping systems:
Flow, conductivity and head
You can find the answer here >
2: Select the three parameters of most interest in water pumping systems:
Head, turbidity and velocity
You can find the answer here >
3: Identify the reasons for reduction in pump performance from the given options:
Bad power supply
3: Identify the reasons for reduction in pump performance from the given options:
Reduction in size of irrigation zone
You can find the answer here >
3: Identify the reasons for reduction in pump performance from the given options:
Changes in energy requirements
You can find the answer here >
4: Identify the false statement.
Cavitation can occur when water is flowing in a pipe and a valve is closed too quickly.
4: Identify the false statement.
The MP204 device can protect the pump motor against all possible disturbances that may occur.
You can find the answer here >
4: Identify the false statement.
The only way to avoid sand from entering a pump is through effective filtering before the pump inlet.
You can find the answer here >
5: Identify the true statement.
In deep-well pumps, you should check whether the pressure gauge is installed directly at the pump discharge.
You can find the answer here >
5: Identify the true statement.
Online monitoring equipment does not check if a parameter has changed or exceeded a preset limit.
You can find the answer here >
5: Identify the true statement.
If all the parameters are recorded immediately after the pump has been installed, you can use them as benchmark against future data.
6: Which of the following items are built-in in some motors and can stop the motor if it exceeds a preset temperature:
Temperature sensors
6: Which of the following items are built-in in some motors and can stop the motor if it exceeds a preset temperature:
Signal wire
You can find the answer here >
6: Which of the following items are built-in in some motors and can stop the motor if it exceeds a preset temperature:
Insulation system
You can find the answer here >
7: Friction loss is dependent on the [xxxxxxxx] of the fluid.
Viscosity
You can find the answer here >
7: Friction loss is dependent on the [xxxxxxxx] of the fluid.
Velocity
7: Friction loss is dependent on the [xxxxxxxx] of the fluid.
Volume
You can find the answer here >
8: How can friction loss in a system be minimised?
By increasing the pipe diameter
8: How can friction loss in a system be minimised?
By using 2 smaller pumps instead of one bigger pump
You can find the answer here >
8: How can friction loss in a system be minimised?
By adding a Tee to the piping system
You can find the answer here >