Physics, 06.03.2020 21:36 naiomireyes74p2aybs
You are presented with several wires made of the same conducting material. The radius and drift speed are given for each wire in terms of some unknown units \rm r and \rm v. Rank the wires in order of decreasing electron current.
Rank from most to least electron current.
a) radius=3r, drift speed=1v
b) radius=4r, drift speed=0.5v
c) radius=1r, drift speed=5v
d) radius=2r, drift speed=2.5v
Answers: 1
Physics, 22.06.2019 05:20
Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.
Answers: 2
Physics, 22.06.2019 10:10
In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?
Answers: 1
Physics, 22.06.2019 13:20
Which of the following is the main energy source for the sun? a. fission of hydrogen b. fusion of hydrogen c. fusion of helium d. fission of iron
Answers: 2
Physics, 22.06.2019 17:30
Which planet do you think would be easiest for humans to colonize some day?
Answers: 1
You are presented with several wires made of the same conducting material. The radius and drift spee...
English, 07.09.2020 15:01
Business, 07.09.2020 15:01
English, 07.09.2020 15:01
Spanish, 07.09.2020 15:01
Mathematics, 07.09.2020 15:01
Social Studies, 07.09.2020 15:01
Mathematics, 07.09.2020 15:01
Geography, 07.09.2020 15:01
Geography, 07.09.2020 15:01
Mathematics, 07.09.2020 15:01
English, 07.09.2020 15:01
Mathematics, 07.09.2020 15:01
Chemistry, 07.09.2020 15:01
Mathematics, 07.09.2020 15:01
Mathematics, 07.09.2020 15:01
English, 07.09.2020 15:01