Sunday, August 28, 2016

8/29 Homework

Amperes, Voltage, and Wattage Calculation

Fridge: 4.5 Amps, 115 Volts, 518 Watts
Microwave: 14 Amps, 120 Volts, 1680 Watts
Dishwasher: 10 Amps, 120 Volts, 1200 Watts
Crock Pot: 2 Amps, 120 Volts, 250 Watts
Electric Beater: 1.8 Amps, 120 Volts, 220 Watts

I have no means of figuring out the cost of my electricity, since my apartment complex takes care of utility bills and won't give us details unless we explicitly ask. However, I have calculated the KWH for each appliance based on a 24 hour period. Fridge = 12.4 KWH, Microwave = 40.3 KWH, Dishwasher = 28.8 KWH, Crock Pot = 6 KWH, and Beater = 5.3 KWH.

Most small kitchen appliances seem to be able to be plugged in to one outlet without risk of tripping a breaker. The crock pot and beater both are only 2 amps. Even the fridge is fairly low in amperes, and could safely be connected to the same breaker as the microwave. However, the microwave is the riskiest appliance, and uses the most electricity out of all of them when in use (14 amps). The dishwasher cannot be on the same breaker as it.

A current of electricity is created when electrons move across a conductor from areas that contain a positive atomic charge, towards an area that contains a negative atomic charge. For awhile it was believed that current ran in the same direction that the electrons were flowing, but it is actually the opposite. Because electrons contain a negative charge, the actual current of energy flows in the opposing direction to which the electrons are traveling.

Static Electricity Experiment:



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