The diagram illustrates a potential divider connected to voltmeters P and Q. The resistance of the variable resistor is reduced. Which row indicates the change in the reading on each voltmeter?
- Areading on voltmeter P decreases, reading on voltmeter Q decreases
- Breading on voltmeter P decreases, reading on voltmeter Q increases
- Creading on voltmeter P increases, reading on voltmeter Q decreases
- Dreading on voltmeter P increases, reading on voltmeter Q increases