What is the equivalent resistance of a circuit that contains two 50.0 0 resistors connected in series to a 12.0V battery?

An ideal gas is held in a container at constant volume. initially, its temperature is 5 degrees c and its pressure is 1.2 atm. what is its pressure when its temperature is 43 degrees c? answer in units of atm

Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv.a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?

The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?