Using a slotted liner or screen without gravel is always recommended.

Using a slotted liner or screen without gravel is always recommended. Correct Answer False

The statement is false. The corrected statement is using a slotted liner or screen without gravel is not always recommended. Unless formation is well sorted, clean sand with a large grain size this method is not recommended.

Related Questions

Assertion (A): Slotted armature type in this armature is placed in slotted armature with DC windings placed inside the slots. Reason (R): The construction is highly reliable and rugged but has high torque.
Slotted link of crank and slotted lever mechanism is also known as
Slotted link of crank and slotted link mechanism is pivoted to