Ohm's law
Ohm’s law is a prominent concept in physics and electronics. It gives the relation between the current and the voltage. It is used to analyze and construct electrical circuits. Ohm's law states that the voltage across a conductor is directly proportional to the current flowing through it.
Path of Least Resistance
In a series of alternate pathways, the direction of least resistance is the actual or metaphorical route that offers the least resistance to forwarding motion by a given individual or body.
The cost of energy delivered to residences by electrical transmission varies from $0.070/kWh to $0.258/kWh throughout the United States; $0.110/kWh is the average value.
a) At this average price, calculate the cost of leaving a 40-W porch light on for two weeks while you are on vacation?
b) At this average price, calculate the cost of making a piece of dark toast in 3.00 min with a 915-W toaster?
c) At this average price, calculate the cost of drying a load of clothes in 40.0 min in a 6.00 103-W dryer?
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