Answers: 1
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, 23.06.2019 03:00
Suppose that a cylindrical tank 6 meters high with a radius of 2 meters is filled to the rim with water. the tank is buried so that the top of the tank is 1 meter below ground level. the space above the tank is not filled with water. calculate how much work needs to be done by a pump to pump the water out of the tank up to ground level. (the water weighs 9,800 newtons per cubic meter.)
Answers: 2
Physics, 23.06.2019 07:30
Aboat travels at 15 m/s in a direction 45° east of north. the boat then turns and travels at 18 m/s in a direction 5° north of east. what is the magnitude of the boat's resultant velocity? round your answer to the nearest whole number. /s what is the direction of the boat's resultant velocity? round your answer to the nearest whole degree. ° north of east
Answers: 1
Physics, 23.06.2019 08:00
(10 pts! ) the major factor which causes seasonal weather changes on the earth is: a. elliptical orbit b. variation in distance from sun c. tilt of the axis d. atmosphere
Answers: 2
Create your own real-world example of how the application of a
scientific discovery has helped crea...
Mathematics, 30.10.2020 18:20
Mathematics, 30.10.2020 18:20
Business, 30.10.2020 18:20
English, 30.10.2020 18:20
English, 30.10.2020 18:20
Mathematics, 30.10.2020 18:20
Mathematics, 30.10.2020 18:20
Mathematics, 30.10.2020 18:20
Biology, 30.10.2020 18:20