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, 22.06.2019 04:50
The position of a crate sliding down a ramp is given by x=(0.05t^3) m, y=(1.7t^2) m, z=(6−0.85t^5/2) m, where t is in seconds. (a) determine the magnitude of the crate's velocity when t = 2 s. (b) determine the magnitude of the crate's acceleration when t = 2 s.
Answers: 2
Physics, 22.06.2019 10:30
You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?
Answers: 2
Physics, 22.06.2019 17:30
Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity
Answers: 3
When the object is at half its amplitude from equilibrium, is the magnitude of its acceleration at h...
Mathematics, 13.11.2020 09:40
Mathematics, 13.11.2020 09:40
Mathematics, 13.11.2020 09:40
Physics, 13.11.2020 09:40
Mathematics, 13.11.2020 09:40
History, 13.11.2020 09:40
Mathematics, 13.11.2020 09:40
History, 13.11.2020 09:40
Mathematics, 13.11.2020 09:40
Mathematics, 13.11.2020 09:40
History, 13.11.2020 09:40
Mathematics, 13.11.2020 09:40
Mathematics, 13.11.2020 09:40