Physics, 20.09.2019 06:00 cmflores3245
In the engr 10 lab (e391), there are 50 long light bulbs (p=100 w) and 30 regular bulbs (p=60 w). how much energy is consumed lighting the lab during the 3 hour lab period. calculate the amount of energy saved if all bulbs are replaced by cfl (spiral) bulbs (p=25w).
Answers: 3
Physics, 23.06.2019 03:00
The device shows the relative humidity at 22°c. what’s the water vapor density if the maximum water vapor in air at this temperature is 20 grams/cubic meter? a device showing that at 22 degrees celsius the relative humidity is 58%. a. 11.6% b. 11.6 g/m3 c. 12.76% d. 12.76 g/m3 reset next
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Physics, 23.06.2019 13:00
An 800 kg car is moving at 32 m/s when it hits the afterburner. the after burner applies a 180,000 n force for 25 seconds. what is the rockets final speed?
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Physics, 23.06.2019 18:30
You throw a ball upward and let it fall to the ground. your friend drops an identical ball straight down to the ground from the same height. is the change in kinetic energy (from just after the ball is released until just before it hits the ground) of your ball greater than, less than, or equal to the change in kinetic energy of your friend's ball?
Answers: 2
In the engr 10 lab (e391), there are 50 long light bulbs (p=100 w) and 30 regular bulbs (p=60 w). ho...
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