Physics, 14.02.2020 17:23 hervinlouis014
The cost of electricity varies widely throughout the United States; $0.120/kWh is a typical value. At this unit price, calculate the cost of the following.
a. Leaving a 40.0-W porch light on for 2 weeks while you are on vacation.
b. Making a piece of dark toast in 3.00 min with a 980 W toaster.
c. Drying a load of clothes in 40.0 min in a 4900 W dryer.
Answers: 2
Physics, 22.06.2019 10:10
Henry, whose mass is 95 kg, stands on a bathroom scale in an elevator. the scale reads 830 n for the first 2.4 s after the elevator starts moving, then 930 n for the next 2.4 s. part a what is the elevator's speed 4.8 s after starting? express your answer with the appropriate units.
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Using the free-body diagram, calculate the net force acting on the sled. is the sled in a state of dynamic equilibrium?
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The cost of electricity varies widely throughout the United States; $0.120/kWh is a typical value. A...
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