PHY 1001 Unit 9 - Electricity / Magnetism Mathematical Assignment 1. 200 C of charge flows for 45 seconds. Calculate the electric current (in amps). Physics-Problem Solving Entries Key Idea: Stock of Data Solution Sanity Check 2. A current of 10 A flows through an appliance connected to a standard 120 volt outlet. Calculate the resistance (in ohms) of the appliance. Physics-Problem Solving Entries Key Idea Stock of Data Solution Sanity Check 3. Calculate the voltage (in volts) needed to cause a current of 0.002 A to flow through a 10,000 ohm resistor. Physics-Problem Solving Entries Key Idea Stock of Data Solution Sanity Check