Physics, 13.11.2019 01:31 jujudad0ll
Assume this 1.20-mm-radius copper wire is electrically neutral in the earth reference frame, in which it is at rest and carrying a current. calculate the linear charge density λ′ of the copper wire in a reference frame moving along with the electrons if the electrons are moving at 5.20 ×10−4m/s .
Answers: 2
Physics, 22.06.2019 01:30
Answer as quick as ! kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energyb. motion energyc. sound energyd. thermal energy
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Physics, 22.06.2019 07:00
World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
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Physics, 22.06.2019 14:30
Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates
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Physics, 22.06.2019 18:00
Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above
Answers: 1
Assume this 1.20-mm-radius copper wire is electrically neutral in the earth reference frame, in whic...
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