A clogged pipe can cause the water to flutter out of one faucet in the house only on the hot side. A broken valve can also cause this.
Possibly a pressure reducing valve installed after piping for first faucet, which would cause situation describing.
The water pump.
Generally you can if the water source is safe. i.e. if it is a house tap and the house water is ok, then it will be
A faucet drips when the internal parts wear out or become damaged, causing water to leak through the seal.
A constant drip from your shower faucet could be due to a worn-out washer or seal inside the faucet. This causes water to leak even when the faucet is turned off. It is important to fix this issue promptly to prevent water wastage and potential damage to your plumbing system.
Stoppage down stream
Perhaps the filter screen is blocked, which you can clean and replace. This may improve the flow through that faucet.
Water from a faucet is water from your city water system.
Water continues to come out of the faucet when using the shower because the plumbing system in a house is designed to supply water to multiple outlets simultaneously. This means that water can flow to both the faucet and the shower at the same time without any interruption.
You have to undo the aerator at the end of the faucet and clean the screen or plastic water saver out. It will be plugged with sand or sediment.
The faucet itself does not use any water. The rate at which the water leaves the faucet is dependent on the make of the faucet.
I have never seen a faucet that has a nut on the line coming out of it. Usually it is a male connection and the nut is on the supply line between the faucet and the house supply. Anyway, if the line coming out of the faucet is messed up, you could probably cut it and use a compression fitting to go between the faucet and the supply line to the house line.