Answers: 2
Physics, 21.06.2019 17:00
Why is alternating current more effective at long–distance travel than direct current? a. the power lines are made out of conductors. b. transformers increase or decrease voltage as needed. c. the ac generator is more efficient. d. ac has lower voltage than dc.
Answers: 1
Physics, 22.06.2019 21:10
Two masses are connected by a rope that hangs over a pulley as shown below. the pulley is a uniform cylinder of radius 푅=0.381meters and mass 푀=3.1푘푔. initially 푚"is on the ground and 푚#rests 2.5 meters above the ground. if the system is released, use conservation of energy to determine the speed of 푚#just before it strikes the ground. assume the pulley bearing is frictionless.
Answers: 2
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
Answers: 2
Physics, 23.06.2019 06:30
What surface does the epithelial tissue cover? a. the surface of the body b. lines internal organs c. forms many glands d. all of the above
Answers: 3
Which combination of quarks could produce a neutral baryon? a) cdt b) cts c) cdb d) cdu...
Mathematics, 16.01.2021 06:10
Mathematics, 16.01.2021 06:10
Physics, 16.01.2021 06:10
English, 16.01.2021 06:10
Mathematics, 16.01.2021 06:10
Mathematics, 16.01.2021 06:10
Mathematics, 16.01.2021 06:10
Social Studies, 16.01.2021 06:10