In basic circuit measurements related to resistors and Ohm’s law, which instrument is used to measure electrical resistance?

In the context of Ohm's law, what SI unit is used to measure electrical resistance?

In the context of resistors and Ohm's law, what SI unit is used to measure electrical resistance?

According to Ohm's law, the current $I$ through a resistor equals what expression in terms of voltage $V$ and resistance $R$?

In the context of resistors and Ohm's law, what is the SI unit of electrical resistance?

In a simple electric circuit, which component is specifically designed to provide resistance and oppose the flow of current?

In basic circuit analysis using Ohm’s law, which type of electrical load is modeled as containing pure resistance only (i.e., no inductance or capacitance)?

In the context of resistors and Ohm’s law, what quantity describes the opposition to electric current flow in a circuit?

In the context of resistors and Ohm's law, what component is commonly used to control (limit) electric current in a circuit?