Physics
Physics, 28.11.2019 01:31, luey7990

An electroscope is a device that has small gold foil strips suspended from a metal rod. a student brings a negatively charged rod near the top of a neutral electroscope. the student then briefly touches a hand to the top of the electroscope before removing the charged rod. the foil strips of the electroscope now spread apart. the student then brings a different rod near the top of the electroscope. the leaves of the electroscope move closer together (see below). the new rod must have a net charge that is

1) positive.
2) negative.
3) neutral.
4) not enough information.

answer
Answers: 1

Other questions on the subject: Physics

image
Physics, 21.06.2019 21:00, danidavis2002
In order to place a satellite into orbit, it requires enough fuel to supply the necessary mechanical energy. into what types of mechanical energy does the fuel get transformed?
Answers: 1
image
Physics, 23.06.2019 01:00, tinasidell1972
What will happen in a hybrid vehicle if current flow becomes too high due to a short?
Answers: 1
image
Physics, 23.06.2019 05:00, dejamjones54091
Which factor listed below most likely results in the loss of genetic variation from small populations? question 2 options: mutation migration genetic recombination genetic drift
Answers: 3
image
Physics, 23.06.2019 12:10, smeeden
A47 kg person in a rollercoaster moving through the bottom of a curved track of radius 47.7 m feels a normal force of 895 n. what is the net centripedal force acting on the person
Answers: 1
Do you know the correct answer?
An electroscope is a device that has small gold foil strips suspended from a metal rod. a student br...

Questions in other subjects:

Konu
Biology, 02.02.2021 22:10